Lua APA (7ú heag.)
ebrary, Inc, & Leitão, A. B. (2006). Measuring landscapes: A planner's handbook. Island Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Andre Botequilha Leitão. Measuring Landscapes: A Planner's Handbook. Washington, DC: Island Press, 2006.
Lua MLA (9ú heag.)
ebrary, Inc, agus Andre Botequilha Leitão. Measuring Landscapes: A Planner's Handbook. Island Press, 2006.
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