Romila Chawla. (2011). International encyclopaedia of sustainable and ecotourism (vol.3): Parks and protected area tourism. Rajat.
Chicago ZitierstilRomila Chawla. International Encyclopaedia of Sustainable and Ecotourism (vol.3): Parks and Protected Area Tourism. Delhi: Rajat, 2011.
MLA ZitierstilRomila Chawla. International Encyclopaedia of Sustainable and Ecotourism (vol.3): Parks and Protected Area Tourism. Rajat, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.