APA (7th ed.) Citation

English Speaking Board. (1968). Spoken English. Pergamon Press.

Chicago Style (17th ed.) Citation

English Speaking Board. Spoken English. Oxford ; New York: Pergamon Press, 1968.

MLA (8th ed.) Citation

English Speaking Board. Spoken English. Pergamon Press, 1968.

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