APA Style

Raven, Peter H., Johnson, George B.. (1988). Understanding Biology . St.Louis: TIME MIRROR.

Chicago Style

Raven, Peter H., Johnson, George B.. Understanding Biology. St.Louis: TIME MIRROR, 1988. .

MLA Style

Raven, Peter H., Johnson, George B.. Understanding Biology. St.Louis: TIME MIRROR, 1988. .

Turabian Style

Raven, Peter H., Johnson, George B.. Understanding Biology. St.Louis: TIME MIRROR, 1988. .