Cita APA

Meyer, C. 1., Pickens, K., & Hayes, S. (1989). Sing and learn. Carthage, IL: Good Apple, Inc..

Citación estilo Chicago

Meyer, Carolyn 1935-, Kel Pickens, y Steve Hayes. Sing and Learn. Carthage, IL: Good Apple, Inc., 1989.

Cita MLA

Meyer, Carolyn 1935-, Kel Pickens, y Steve Hayes. Sing and Learn. Carthage, IL: Good Apple, Inc., 1989.