A number of sources have been referenced so frequently that abbreviations are relied upon for the sake of tidiness. I have also abbreviated some reference works such as encyclopedias and dictionaries the details of which are listed below.
| AJ | Ancient Judaism, Max Weber (1952). |
| C | Capital, Karl Marx. Vol. 1 ([1867] 1976); C, 2: Vol. 2 ([1884] 1978); C, 3: Vol. 3 ([1894] 1981). A reference to page 150 in volume 3, for example, would appear as: (C, 3: 150). |
| C, 2 | see above. |
| C, 3 | see above. |
| CPE | A Contribution to the Critique of Political Economy, Karl Marx ([1859] 1970). |
| DOL | The Division of Labor in Society, Emile Durkheim ([1893] 1984). |
| EFRL | The Elementary Forms of Religious Life, Emile Durkheim, translated by K. Fields ([1912] 1995). |
| EP | Encyclopedia of Philosophy, (1967). A reference to page 150 in volume 3, for example, would appear as: (EP, 3: 150). |
| ES | Economy and Society, volume 1, Max Weber, (1978); ES, 2: volume 2. A reference to page 150 in volume 2, for example, would appear as: (ES, 2: 150). |
| ESS | Encyclopedia of the Social Sciences, edited by Edwin R.A. Seligman ([1930–1934] 1933–1937). A reference to page 150 in volume 3, for example, would appear as: (ESS, 3: 150). |
| FMW | From Max Weber, edited by Hans H. Gerth and C. Wright Mills (1946). |
| G | Grundrisse, Karl Marx ([1857] 1973). |
| MECW | Collected Works of Marx and Engels, Karl Marx and Friedrich Engels ([1835–1895] 1975–2004). A reference to page 150 in volume 44, for example, would appear as: (MECW, 44: 150). |
| PESC | The Protestant Ethic and the Spirit of Capitalism, Max Weber (1930). |
| PM | The Economic and Philosophical Manuscripts of 1844, Karl Marx ([1844] 1964). |
| PR | Elements of the Philosophy of Right, G.W.F. Hegel ([1821] 1991). |
| PS | Phenomenology of Spirit, G.W.F. Hegel ([1807] 1977). |
| RC | The Religion of China, Max Weber (1951). |
| RSM | The Rules of Sociological Method, Emile Durkheim (1982). |
| S | Suicide, Emile Durkheim ([1897] 1951). |
| SGS | The Sociology of GeorgSimmel (1950). |
| SL | Science of Logic, G.W.F. Hegel ([1812] 1969). |