APA (7th ed.) Citation

Parkman, F., & Cronauer, A. (1986). The oregon trail (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Parkman, Francis, and Adrian Cronauer. The Oregon Trail. Unabridged. Prince Frederick: Recorded Books Inc., 1986.

MLA (8th ed.) Citation

Parkman, Francis, and Adrian Cronauer. The Oregon Trail. Unabridged. Recorded Books Inc., 1986.

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