TY  - BOOK
AU  - SUWIGNYO,Sugiarti (etal)
TI  - Avertebrata Air jilid 1
SN  - 979-489-936-4
U1  - 592. 
PY  - 2005///
CY  - Jakarta
PB  - Penebar Swadaya
KW  - 0
KW  - Grade 7-9
ER  -