APA (7th ed.) Citation

Richards, O. W. (1963). The species of Pseudomasaris Ashmead (Hymenoptera, Masaridae). University of California Press.

Chicago Style (17th ed.) Citation

Richards, Owain Westmacott. The Species of Pseudomasaris Ashmead (Hymenoptera, Masaridae). Berkeley: University of California Press, 1963.

MLA (9th ed.) Citation

Richards, Owain Westmacott. The Species of Pseudomasaris Ashmead (Hymenoptera, Masaridae). University of California Press, 1963.