APA (7th ed.) Citation

International... (1968). International encyclopedia of the social sciences. The Macmillan Company & The Free Press.

Chicago Style (17th ed.) Citation

International... International Encyclopedia of the Social Sciences. The Macmillan Company & The Free Press, 1968.

MLA (8th ed.) Citation

International... International Encyclopedia of the Social Sciences. The Macmillan Company & The Free Press, 1968.

Warning: These citations may not always be 100% accurate.