Trefil, J., & Hazen, R. M. (2000). The Sciences: An integrated approach (2nd ed., updated.). New York: John Wiley & Sons.
Παραπομπή Chicago StyleTrefil, James, and Robert M. Hazen. The Sciences: An Integrated Approach. 2nd ed., updated. New York: John Wiley & Sons, 2000.
Παραπομπή MLATrefil, James, and Robert M. Hazen. The Sciences: An Integrated Approach. 2nd ed., updated. New York: John Wiley & Sons, 2000.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.