TY  - BOOK
AU  - Paz,Maria Edwina L.
AU  - Coloma,Antonio V.
AU  - Balce,Marina E.
TI  - Sciencefor smart learners grade 1:  
SN  - 978-971-46-1717-9
U1  - 574.19 
PY  - 2021///..
CY  - Valenzuela City: 
PB  - Diwa Learning System Inc.
KW  - Science .
KW  - worktext in science and technology.
N1  - includes bibliographical references
ER  -