Cita APA (7th ed.)

DAVIDSON, A. (2001). Lions.-- ed.1. McGraw-Hill Interamericana.

Cita Chicago (17th ed.)

DAVIDSON, Avelyn. Lions.-- Ed.1. Mexico: McGraw-Hill Interamericana, 2001.

Cita MLA (9th ed.)

DAVIDSON, Avelyn. Lions.-- Ed.1. McGraw-Hill Interamericana, 2001.