Gaya APA

Burtis, C, A., Ashwood, E, R. (1999). Tietz Textbook of Clinical Chemistry II (Third Edition). Philadelphia: Saunders.

Gaya MLA

Burtis, Carl, A.., Ashwood, Edward, R.. "Tietz Textbook of Clinical Chemistry II". Third Edition Philadelphia: Saunders, 1999. Text.