APA (7th ed.) Citation

Tollefson, S. K. (1989). Gramar grams. Harper Collins.

Chicago Style (17th ed.) Citation

Tollefson, Stephen K. Gramar Grams. Harper Collins, 1989.

MLA (8th ed.) Citation

Tollefson, Stephen K. Gramar Grams. Harper Collins, 1989.

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