1.		Ecotourism as a tool for environmental education / Héctor Ceballos-Lascurain Autor: Ceballos-Lascurain, Héctor
2.		Site selection, planning and design / Hitesh Mehta, Hector Ceballos-Lascurain Autor: Mehta, Hitesh Coautor: ; Ceballos-Lascurain, Héctor
3.		Architectural design / Hector Ceballos-Lascurain, Hitesh Mehta Autor: Ceballos-Lascurain, Héctor Coautor: ; Mehta, Hitesh