TY  - BOOK
AU  - Duka, Ivan Marcelo A. 
TI  - General biology 2 : : teaching guide for senior high school. Specialized subject. Academic-STEM / 
U1  - 574 
PY  - 2016///
CY  - Quezon City : 
PB  - Commission on Higher Education, 
KW  - Biology.
ER  -