Postlethwait, J. H., Hopson, J. L., & Veres, R. C. (1991). Biology: Bringing science to life. New York: McGraw-Hill.
Παραπομπή Chicago StylePostlethwait, John H., Janet L. Hopson, and Ruth C. Veres. Biology: Bringing Science to Life. New York: McGraw-Hill, 1991.
Παραπομπή MLAPostlethwait, John H., Janet L. Hopson, and Ruth C. Veres. Biology: Bringing Science to Life. New York: McGraw-Hill, 1991.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.