Gaya APA

OLAWUYI, B, J., OLUSOLA, K, O. (2010). Compressive strength of volcanic ash/ordinary portland cement laterized concrete . Surabaya: Petra Christian University.

Gaya MLA

OLAWUYI, B., J.., OLUSOLA, K., O.. "Compressive strength of volcanic ash/ordinary portland cement laterized concrete". Surabaya: Petra Christian University, 2010. Artikel.