Cita APA

Puchta, H., & Schratz, M. Teaching teenagers (3a ed.).

Citación estilo Chicago

Puchta, Herbert, and Michael Schratz. Teaching Teenagers. 3a ed.

Cita MLA

Puchta, Herbert, and Michael Schratz. Teaching Teenagers. 3a ed.

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