APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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