APA (7th ed.) Citation

Heckman, R. A. (1978). Teaching history: Who? What? Why? Hwong Pub. Co..

Chicago Style (17th ed.) Citation

Heckman, Richard Allen. Teaching History: Who? What? Why? Los Alamitos, Calif.: Hwong Pub. Co., 1978.

MLA (9th ed.) Citation

Heckman, Richard Allen. Teaching History: Who? What? Why? Hwong Pub. Co., 1978.