Gaya APA

Kogan, B, A., Swanson, C, P. (NULL). Health . San: San Diego: Harcourt Brace Jovanovich; 1980.

Gaya MLA

Kogan, Benjamin, A.., Swanson, Carl, P.. "Health". San: San Diego: Harcourt Brace Jovanovich; 1980, NULL. Text.