APA (7th ed.) Citation

ScienceDirect (Online service) & Russell, C. V. (1970). Post-O-level studies in modern languages (First edition].). Pergamon Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service) and C. V. Russell. Post-O-level Studies in Modern Languages. First edition]. Oxford ; New York: Pergamon Press, 1970.

MLA (9th ed.) Citation

ScienceDirect (Online service) and C. V. Russell. Post-O-level Studies in Modern Languages. First edition]. Pergamon Press, 1970.