Cita APA

Stephens, G. C., & Best North, B. (1974). Biology. John Wiley and Sons.

Citación estilo Chicago

Stephens, Grover C., and Barbara Best North. Biology. NewYork: John Wiley and Sons, 1974.

Cita MLA

Stephens, Grover C., and Barbara Best North. Biology. John Wiley and Sons, 1974.

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