Kuriyan, G., & Parakh, B. S. (1968). Physical geography: A textbook for secondary schools. National Council of Educational Research and Training.
Citazione stile Chigago Style (17a edizione)Kuriyan, George, e B. S. Parakh. Physical Geography: A Textbook for Secondary Schools. New Delhi: National Council of Educational Research and Training, 1968.
Citatione MLA (9a ed.)Kuriyan, George, e B. S. Parakh. Physical Geography: A Textbook for Secondary Schools. National Council of Educational Research and Training, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.