Cita APA (7a ed.)

Williams, C. B. (1930). The migration of butterflies. Oliver and Boyd.

Cita Chicago Style (17a ed.)

Williams, Carrington Bonsor. The Migration of Butterflies. Edinb.: Oliver and Boyd, 1930.

Cita MLA (8a ed.)

Williams, Carrington Bonsor. The Migration of Butterflies. Oliver and Boyd, 1930.