Gaya APA

JONES, M. (2007). BIOLOGY AS LAVEL AND A LEVEL 2ND (SECOND EDITION) . NEW YORK: CAMBRIDGE UNIVERSITY PRESS.

Gaya MLA

JONES, MARY. "BIOLOGY AS LAVEL AND A LEVEL 2ND (SECOND EDITION)". NEW YORK: CAMBRIDGE UNIVERSITY PRESS, 2007. Text.