Pal, S. K. (1986). Geomorphology of river terraces along Alaknanda Valley, Garhwal Himalaya. B. R. Publishing Corporation.
Citazione stile Chigago Style (17a edizione)Pal, S. K. Geomorphology of River Terraces Along Alaknanda Valley, Garhwal Himalaya. Delhi, India: B. R. Publishing Corporation, 1986.
Citatione MLA (9a ed.)Pal, S. K. Geomorphology of River Terraces Along Alaknanda Valley, Garhwal Himalaya. B. R. Publishing Corporation, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.