APA (7th ed.) Citation

Green, B. S. R., & Johns, E. A. (1966). An introduction to sociology / by B.S.R. Green and E.A. Johns. Pergamon.

Chicago Style (17th ed.) Citation

Green, B. S. R., and E. A. Johns. An Introduction to Sociology / by B.S.R. Green and E.A. Johns. Pergamon, 1966.

MLA (9th ed.) Citation

Green, B. S. R., and E. A. Johns. An Introduction to Sociology / by B.S.R. Green and E.A. Johns. Pergamon, 1966.

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