TY  - BOOK
TI  - Mechanical engineering
U1  - 621.8 
PY  - 1972///
CY  - Thiruvananthapuram
PB  - Kerala Bhasha Institute
KW  - Applied PhysicsMachine EngineeringGROWTH AND DECLINE, HOW LIFE BEGINS, INFANCY, BABYHOOD, LATE CHILDHOOD, PUBERTY, EARLY ADOLESCENCE, PUBERTY.
ER  -