Gaya APA
STREMBA, B, [., BISSON, C, A, [. (2009).
TEACHING adventure education theory : .
United States of America:
Human Kinetics.
Gaya MLA
STREMBA, Bob, [ed.]., BISSON, Christian, A., [ed.].
"TEACHING adventure education theory :".
United States of America:
Human Kinetics,
2009.
Buku.