Oxtoby, D. W., & Gillis, H. P. (1999). Principles of modern chemistry: :4th ed (4th ed.). Harcourt Brace College Publishers.
Παραπομπή Chicago StyleOxtoby, David W., και H P. Gillis. Principles of Modern Chemistry: :4th Ed. 4th ed. New York: Harcourt Brace College Publishers, 1999.
Παραπομπή MLAOxtoby, David W., και H P. Gillis. Principles of Modern Chemistry: :4th Ed. 4th ed. Harcourt Brace College Publishers, 1999.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.