APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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