Cita APA (7a ed.)

Hicks, J. L., & Rignall, i. J. (1983). <As >aves. Verbo.

Cita Chicago Style (17a ed.)

Hicks, J. L., y il. John Rignall. <As >aves. Verbo, 1983.

Cita MLA (8a ed.)

Hicks, J. L., y il. John Rignall. <As >aves. Verbo, 1983.