APA (7th ed.) Citation

Phythian, B. A., & Humphreys, G. (1980). English grammar ([Rev. ed.].). Teach Yourself Books ; Hodder and Stoughton.

Chicago Style (17th ed.) Citation

Phythian, B. A., and Gordon Humphreys. English Grammar. [Rev. ed.]. Sevenoaks: Teach Yourself Books ; Hodder and Stoughton, 1980.

MLA (8th ed.) Citation

Phythian, B. A., and Gordon Humphreys. English Grammar. [Rev. ed.]. Teach Yourself Books ; Hodder and Stoughton, 1980.

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