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00984cam a2200265 4500 001 E08673042ADA11DE9482AC05A8D7520A 005 20160908042251 008 710217s1970 mduak bs 00100 engm 010 $a 72116633 020 $a 9780683007428 020 $a 0683007424 040 $a DLC $c DLC $d SILO $d IWA $d SILO 050 0 $a RJ499 $b .M42 082 $a 618.92/8/58800973 245 0 $a Mental subnormality in the community; $b a clinical and epidemiologic study $c [by] Herbert G. Birch [and others] 260 0 $a Baltimore, $b Williams & Wilkins Co., $c 1970. 300 $a viii, 200 p. $b illus., forms. $c 24 cm. 504 $a Bibliography: p. 172-177. 650 0 $a Mental retardation $x Etiology. 650 0 $a Mentally handicapped children $z United States $x Statistics. 700 10 $a Birch, Herbert George, $d 1918-1973. $w dn 939 $a 1467417 941 $a 1 952 $l OVUX522 $d 20180710030037.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=E08673042ADA11DE9482AC05A8D7520AInitiate Another SILO Locator Search