Cita APA (7a ed.)

Singh, A. P. (1989). Himalayan environment and tourism: Development and potential. Chugh Publicatons.

Cita Chicago Style (17a ed.)

Singh, Arun Pratap. Himalayan Environment and Tourism: Development and Potential. Allahabad: Chugh Publicatons, 1989.

Cita MLA (9a ed.)

Singh, Arun Pratap. Himalayan Environment and Tourism: Development and Potential. Chugh Publicatons, 1989.