APA (7e ed.) Bronvermelding

Abdul Wafi, R., & Seti Mariam, A. (2012). Relationship between the strength and the acoustical properties of concrete blocks mixed with pofa to replace several percentages of cement content: An initial study / Abdul Wafi Razali and Seti Mariam Ayop.

Chicago (17e ed.) Bronvermelding

Abdul Wafi, Razali, en Ayop Seti Mariam. Relationship Between the Strength and the Acoustical Properties of Concrete Blocks Mixed with Pofa to Replace Several Percentages of Cement Content: An Initial Study / Abdul Wafi Razali and Seti Mariam Ayop. 2012.

MLA (9e ed.) Bronvermelding

Abdul Wafi, Razali, en Ayop Seti Mariam. Relationship Between the Strength and the Acoustical Properties of Concrete Blocks Mixed with Pofa to Replace Several Percentages of Cement Content: An Initial Study / Abdul Wafi Razali and Seti Mariam Ayop. 2012.