APA aipamena

Engs, R., & Wartz, M. (1978). Teaching health education in the elementary school. Houghton Miffin company.

Chicago Style aipamena

Engs, Ruth, and Molly Wartz. Teaching Health Education in the Elementary School. London: Houghton Miffin company, 1978.

MLA aipamena

Engs, Ruth, and Molly Wartz. Teaching Health Education in the Elementary School. Houghton Miffin company, 1978.