TY  - BOOK
AU  - Gamiao, Jezwinder A., et al. 
TI  - Comparative study on the compressive strength of concrete using varying proportions of natural and crushed coarse aggregates 
PY  - 2010///
N1  - Thesis (BS Civil Engineering) -- Mariano Marcos State University-College of Engineering, Batac City; Bibliography: leaf 42
ER  -