Smelser, N. J. (1968). Essays in sociological explanation. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Smelser, Neil J. Essays in Sociological Explanation. Englewood Cliffs, N.J.: Prentice-Hall, 1968.
Lua MLA (8ú heag.)Smelser, Neil J. Essays in Sociological Explanation. Prentice-Hall, 1968.
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