na INLIS000000000000048 20150120202323.0 978-979-062-271-5 010-011500000000009 22 613.6 613.6 COW s Cowley, Joy Saling Membantu = Helping / Joy Cowley Cet. 1 Jakarta Indeks 2011 16 hlm. : ilus. ; 21 cm. Kesehatan Sosial Kesehatan Sosial Foo, Roy PU-KDR 0024/KDR/2015 0025/KDR/2015