APA ציטוט

Lefrançois, G. R. (1999). The lifespan (Sixth edition.). Wadsworth Publishing Company.

Chicago Style (17th ed.) Citation

Lefrançois, Guy R. The Lifespan. Sixth edition. Belmont, California: Wadsworth Publishing Company, 1999.

ציטוט MLA

Lefrançois, Guy R. The Lifespan. Sixth edition. Wadsworth Publishing Company, 1999.