APA (7th ed.) Citation

Töllinen, J. (2002). Brush up your grammar: A teaching material package for a prepatory course of English.

Chicago Style (17th ed.) Citation

Töllinen, Jonna. Brush Up Your Grammar: A Teaching Material Package for a Prepatory Course of English. Jyväskylä, 2002.

MLA (9th ed.) Citation

Töllinen, Jonna. Brush Up Your Grammar: A Teaching Material Package for a Prepatory Course of English. 2002.

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