APA (7th ed.) Citation

Ryan, A. (1973). The philosophy of the social sciences (1st ed., reprinted.). Macmillan.

Chicago Style (17th ed.) Citation

Ryan, Alan. The Philosophy of the Social Sciences. 1st ed., reprinted. London [etc.]: Macmillan, 1973.

MLA (9th ed.) Citation

Ryan, Alan. The Philosophy of the Social Sciences. 1st ed., reprinted. Macmillan, 1973.

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