APA-Zitierstil (7. Ausg.)

Ryden, H. (1997). Backyard rescue: [an ecological adventure] (1. Beech Tree ed.). Beech Tree Books.

Chicago-Zitierstil (17. Ausg.)

Ryden, Hope. Backyard Rescue: [an Ecological Adventure]. 1. Beech Tree ed. New York, NY: Beech Tree Books, 1997.

MLA-Zitierstil (9. Ausg.)

Ryden, Hope. Backyard Rescue: [an Ecological Adventure]. 1. Beech Tree ed. Beech Tree Books, 1997.