na INLIS000000000001775 20231025082010 0010-052200000001465 231025 g 0 ind Teknik penyadapan karet / Tumpal HS. Siregar SIREGAR, Tumpal HS cet. 7 Yogyakarta : Kanisius, 2007 50 p. : ill. ; 21 cm. 633.91 LATEX RUBBER. 1 979-497-369-6 633.91 633.91 SIR t Lemari 3 91/12