Johnson, L. M. (2008). Creating outdoor classrooms: Schoolyard habitats and gardens for the Southwest. University of Texas Press.
Chicago-Zitierstil (17. Ausg.)Johnson, Lauri Macmillan. Creating Outdoor Classrooms: Schoolyard Habitats and Gardens for the Southwest. Austin: University of Texas Press, 2008.
MLA-Zitierstil (9. Ausg.)Johnson, Lauri Macmillan. Creating Outdoor Classrooms: Schoolyard Habitats and Gardens for the Southwest. University of Texas Press, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.