Gaya APA

TOY, E, ,, C. (2008). CASE FILES ; MICROBIOLY (2). UNITED STATES OF AMERICA: Mc Graw Hill Lange.

Gaya MLA

TOY, EUGENE, ,, C. "CASE FILES ; MICROBIOLY". 2 UNITED STATES OF AMERICA: Mc Graw Hill Lange, 2008. Text.