Cita APA

Rogers, P. C., Deer, G. H., & Gordon, D. R. (1947). Learn to spell. Rand McNally.

Chicago Style (17th ed.) Citation

Rogers, Patterson C., George Harvison Deer, i Dorothy Rosemary Gordon. Learn to Spell. Chicago: Rand McNally, 1947.

Cita MLA

Rogers, Patterson C., et al. Learn to Spell. Rand McNally, 1947.