Gaya APA

Swanson, C, P., Fishbein, M. (NULL). Medical and health encyclopedia volume 1 the circulatory system . New: New York: H.S Stuttman Co; 1976.

Gaya MLA

Swanson, Carl, P.., Fishbein, Morris. "Medical and health encyclopedia volume 1 the circulatory system". New: New York: H.S Stuttman Co; 1976, NULL. Text.