APA

Stockley C., . (2008). The Usborne Illustrated Dictionary of Biology. Cairo: Nahdet Misr.

Chicago

Stockley Corinne, . 2008. The Usborne Illustrated Dictionary of Biology. Cairo: Nahdet Misr.

Harvard

Stockley C., . (2008). The Usborne Illustrated Dictionary of Biology. Cairo: Nahdet Misr.

MLA

Stockley Corinne, . The Usborne Illustrated Dictionary of Biology. Cairo: Nahdet Misr. 2008.