Cita APA

Otto, J. H., & Towle, A. (1973). Modern Biology. Richard and winston.

Citación estilo Chicago

Otto, James H., and Alert Towle. Modern Biology. Holt: Richard and winston, 1973.

Cita MLA

Otto, James H., and Alert Towle. Modern Biology. Richard and winston, 1973.

Warning: These citations may not always be 100% accurate.