Mahmood, Aslam . Statistical methods in geographical studies / Aslam Mahmood. - 3rd ed / . - New Delhi : Rajesh Publishers , 1993. - 167p. : ill.,figs.,tables ; 29cm 1 CD . NULL ISBN: NULL (pbk) Subjects--Index Terms: GEOGRAPHY-STATISTICAL METHODS Dewey Class. No.: 910.072 / MAH/S