Singh, S. N. (1986). Geography of tourism and recreation: With special reference to Varanasi. Inter-India.
Citazione stile Chigago Style (17a edizione)Singh, Sachchida Nand. Geography of Tourism and Recreation: With Special Reference to Varanasi. New Delhi: Inter-India, 1986.
Citatione MLA (9a ed.)Singh, Sachchida Nand. Geography of Tourism and Recreation: With Special Reference to Varanasi. Inter-India, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.