(1978). Tips and tricks in outdoor education: Approaches to providing children with educational experiences in the outdoors ((2. Ed.).). Interstate Printers & Publ.
Chicago-Zitierstil (17. Ausg.)Tips and Tricks in Outdoor Education: Approaches to Providing Children with Educational Experiences in the Outdoors. (2. Ed.). Danville, Ill: Interstate Printers & Publ, 1978.
MLA-Zitierstil (9. Ausg.)Tips and Tricks in Outdoor Education: Approaches to Providing Children with Educational Experiences in the Outdoors. (2. Ed.). Interstate Printers & Publ, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.