Spates, J. L., & Macionis, J. J. (1987). The sociology of cities (2nd ed.). Wadsworth Pub. Co..
Lua i Stíl Chicago (17ú heag.)Spates, James L., agus John J. Macionis. The Sociology of Cities. 2nd ed. Belmont, Calif.: Wadsworth Pub. Co., 1987.
Lua MLA (9ú heag.)Spates, James L., agus John J. Macionis. The Sociology of Cities. 2nd ed. Wadsworth Pub. Co., 1987.
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