00426nam a2200157   45000010005000000030003000050050017000080080041000250350018000660350017000840500021001011000020001222450080001422500011002222600035002339198UR20220428183012.0061102|||||||||||||||||||||||||||||||| d  a(janium) 9187  a(janium)9187 4aHB851b.H28 19691 aHardin, Garrett10aPopulation evolution and birth controlb : a Collage of controversial ideas  a2a ed.  bW.H. Freeman and Companyc1969