Potts , Malcolm . Society and fertility / Malcolm Potts and Peter Selman. - Estpver : Macdonald and Evans , 1979. - x,374 p : ill.,figs.,tables ; 23 cm . Includes bibliography and index ISBN: 0712119604 UKP12.50 Subjects--Index Terms: FERTILITY Dewey Class. No.: 304.632 / POT/S