Gaya APA
Kosmatka, S, H. (2011).
PCA DESIGN AND CNTROL OF CONCRETE MIXTURES : The Guide to Applications, Methods, and Materials (Fifteenth Ed.).
:
PCA.
Gaya MLA
Kosmatka, Steven, H..
"PCA DESIGN AND CNTROL OF CONCRETE MIXTURES : The Guide to Applications, Methods, and Materials".
Fifteenth Ed.
:
PCA,
2011.
Text.