APA ציטוט

Hackert, A. F. (1989). College algebra. Harcourt brace jovanovich.

Chicago Style (17th ed.) Citation

Hackert, Adelbert F. College Algebra. San diego: Harcourt brace jovanovich, 1989.

ציטוט MLA

Hackert, Adelbert F. College Algebra. Harcourt brace jovanovich, 1989.