Ramsbottom, Vivian. Too many people? / Vivian Ramsbottom. - London : Ginn, c 1972. - 96 p. : ill. ; 22 cm. - The World today. . 47 47 ISBN: 0 602 21189 1 Subjects--Topical Terms: Population Dewey Class. No.: 301.32 / R149t