APA (7th ed.) Citation

Lo, B. (2010). GPS and geocaching in education (First edition.). International Society for Technology in Education.

Chicago Style (17th ed.) Citation

Lo, Burt. GPS and Geocaching in Education. First edition. Eugene, Oregon: International Society for Technology in Education, 2010.

MLA (9th ed.) Citation

Lo, Burt. GPS and Geocaching in Education. First edition. International Society for Technology in Education, 2010.