Cita APA

Shumaker, D. M., & Heckel, R. V. (2007). Kids of character: A guide to promoting moral development. Praeger.

Citación estilo Chicago

Shumaker, David M., and Robert V. Heckel. Kids of Character: A Guide to Promoting Moral Development. Westport, Conn: Praeger, 2007.

Cita MLA

Shumaker, David M., and Robert V. Heckel. Kids of Character: A Guide to Promoting Moral Development. Praeger, 2007.