APA Style

Dearden, M., Dearden, Roma. (1969). A Modern course in biology . New York: Pergamon press.

Chicago Style

Dearden, M., Dearden, Roma. A Modern course in biology. New York: Pergamon press, 1969. Texts.

MLA Style

Dearden, M., Dearden, Roma. A Modern course in biology. New York: Pergamon press, 1969. Texts.

Turabian Style

Dearden, M., Dearden, Roma. A Modern course in biology. New York: Pergamon press, 1969. Texts.