Cita APA (7th ed.)

Spinelli, E. (1999). English grammar for students of spanish: The study guide for those learning spanish (4a. ed.). Arnold.

Cita Chicago (17th ed.)

Spinelli, Emily. English Grammar for Students of Spanish: The Study Guide for Those Learning Spanish. 4a. ed. Londres: Arnold, 1999.

Cita MLA (9th ed.)

Spinelli, Emily. English Grammar for Students of Spanish: The Study Guide for Those Learning Spanish. 4a. ed. Arnold, 1999.