APA (7th ed.) Citation

Howe, D. (1975). Oxford progressive english readers. Oxford U.P.

Chicago Style (17th ed.) Citation

Howe, D.H. Oxford Progressive English Readers. Oxford U.P, 1975.

MLA (8th ed.) Citation

Howe, D.H. Oxford Progressive English Readers. Oxford U.P, 1975.

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