Cita APA

Heyer, S., & Heyer, S. (1994). Easy true stories: A picture-based beginning reader. White Plains, N.Y.: Longman.

Citación estilo Chicago

Heyer, Sandra, y Sandra Heyer. Easy True Stories: A Picture-based Beginning Reader. White Plains, N.Y.: Longman, 1994.

Cita MLA

Heyer, Sandra, y Sandra Heyer. Easy True Stories: A Picture-based Beginning Reader. White Plains, N.Y.: Longman, 1994.