APA (7th ed.) Citation

Lefrançois, G. R. (1993). The lifespan (4. ed.). Wadsworth Publ. Comp.

Chicago Style (17th ed.) Citation

Lefrançois, Guy R. The Lifespan. 4. ed. Belmont, Calif: Wadsworth Publ. Comp, 1993.

MLA (8th ed.) Citation

Lefrançois, Guy R. The Lifespan. 4. ed. Wadsworth Publ. Comp, 1993.

Warning: These citations may not always be 100% accurate.