APA (7th ed.) Citation

Swa. (1989). Basic English usage. Oxford Univ. Pres.

Chicago Style (17th ed.) Citation

Swa. Basic English Usage. Oxfor: Oxford Univ. Pres, 1989.

MLA (8th ed.) Citation

Swa. Basic English Usage. Oxford Univ. Pres, 1989.

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