APA (7th ed.) Citation

De Garis, N. (1997). Economics CATs 1 & 2: A comprehensive study guide. Coghill Publishing.

Chicago Style (17th ed.) Citation

De Garis, Nina. Economics CATs 1 & 2: A Comprehensive Study Guide. Malvern, Vic.: Coghill Publishing, 1997.

MLA (8th ed.) Citation

De Garis, Nina. Economics CATs 1 & 2: A Comprehensive Study Guide. Coghill Publishing, 1997.