Παραπομπή σε μορφή APA (7η εκδ.)

LINK, M. (1981). Outdoor education: A manual for teaching in nature's classroom. Prentice-Hall.

Παραπομπή σε μορφή Chicago (17η εκδ.)

LINK, Michael. Outdoor Education: A Manual for Teaching in Nature's Classroom. New Jersey: Prentice-Hall, 1981.

Παραπομπή σε μορφή MLA (9th εκδ.)

LINK, Michael. Outdoor Education: A Manual for Teaching in Nature's Classroom. Prentice-Hall, 1981.