APA (7th ed.) Citation

Palmer, H. E. (1968). The scientific study and teaching of languages. Oxford University Press.

Chicago Style (17th ed.) Citation

Palmer, Harold E. The Scientific Study and Teaching of Languages. London, England: Oxford University Press, 1968.

MLA (9th ed.) Citation

Palmer, Harold E. The Scientific Study and Teaching of Languages. Oxford University Press, 1968.

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