T L Isenhour. (1981). Passing freshman chemistry: Prerequisite skills and concepts. New York: Harcourt Brace Jovanovich.
Trích dẫn kiểu ChicagoT L Isenhour. Passing Freshman Chemistry: Prerequisite Skills and Concepts. New York: Harcourt Brace Jovanovich, 1981.
MLA citiranjeT L Isenhour. Passing Freshman Chemistry: Prerequisite Skills and Concepts. New York: Harcourt Brace Jovanovich, 1981.
Opozorilo: Ti citati niso vedno 100% točni.