APA引文

Brock, G. D. (1932). Health through projects. A.S. Barnes and Co..

Chicago Style (17th ed.) Citation

Brock, George Delangacy. Health Through Projects. New York: A.S. Barnes and Co., 1932.

MLA引文

Brock, George Delangacy. Health Through Projects. A.S. Barnes and Co., 1932.