APA (7th ed.) Citation

Gardner, E. S. (1978). A Perry Mason omnibus. W. Morrow.

Chicago Style (17th ed.) Citation

Gardner, Erle Stanley. A Perry Mason Omnibus. [New York]: W. Morrow, 1978.

MLA (9th ed.) Citation

Gardner, Erle Stanley. A Perry Mason Omnibus. W. Morrow, 1978.