Lenski, G. E., & Lenski, J. (1974). Human societies: An introduction to macrosociology (2nd ed.). McGraw-Hill.
Chicago Style aipamenaLenski, Gerhard Emmanuel, and Jean Lenski. Human Societies: An Introduction to Macrosociology. 2nd ed. New York: McGraw-Hill, 1974.
MLA aipamenaLenski, Gerhard Emmanuel, and Jean Lenski. Human Societies: An Introduction to Macrosociology. 2nd ed. McGraw-Hill, 1974.
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