PAL, S. K. (1982). Statistical techniques: A basic approach to geography. McGraw-Hill.
Chicago-čujuhus (17. p.)PAL, Saroj K. Statistical Techniques: A Basic Approach to Geography. New Delhi: McGraw-Hill, 1982.
MLA-čujuhus (9. p.)PAL, Saroj K. Statistical Techniques: A Basic Approach to Geography. McGraw-Hill, 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.