Citazione APA

Romila Chawla. (2011). International encyclopaedia of sustainable and ecotourism (vol.2): Essentials of sustainable tourism. Rajat.

Stile di citazione Chicago

Romila Chawla. International Encyclopaedia of Sustainable and Ecotourism (vol.2): Essentials of Sustainable Tourism. Delhi: Rajat, 2011.

Citazione MLA

Romila Chawla. International Encyclopaedia of Sustainable and Ecotourism (vol.2): Essentials of Sustainable Tourism. Rajat, 2011.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.