Calica, M. G. J. Influence of rice husk ash as supplementary material in cement paste and concrete. Northern Luzon research journal.
Citazione stile Chigago Style (17a edizione)Calica, Marshal G. Jr. "Influence of Rice Husk Ash as Supplementary Material in Cement Paste and Concrete." Northern Luzon Research Journal .
Citatione MLA (9a ed.)Calica, Marshal G. Jr. "Influence of Rice Husk Ash as Supplementary Material in Cement Paste and Concrete." Northern Luzon Research Journal, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.