Citazione APA

Keene, C., & Tandy, R. H. (1931). The secret at Shadow Ranch. Grosset & Dunlap, Publishers.

Stile di citazione Chicago

Keene, Carolyn, e Russell H. Tandy. The Secret at Shadow Ranch. New York: Grosset & Dunlap, Publishers, 1931.

Citazione MLA

Keene, Carolyn, e Russell H. Tandy. The Secret at Shadow Ranch. Grosset & Dunlap, Publishers, 1931.