Petikan APA

Mohd. Kamal, N., Wan Abu Bakar, W. A., & Ali, R. (2017). Catalytic optimization and physicochemical studies over Zn/Ca/Al2O3 catalyst for transesterification of low grade cooking oil. Pergamon-Elsevier Science Ltd.

Petikan Gaya Chicago

Mohd. Kamal, Norhasyimah, Wan Azelee Wan Abu Bakar, and Rusmidah Ali. Catalytic Optimization and Physicochemical Studies Over Zn/Ca/Al2O3 Catalyst for Transesterification of Low Grade Cooking Oil. Pergamon-Elsevier Science Ltd, 2017.

Petikan MLA

Mohd. Kamal, Norhasyimah, Wan Azelee Wan Abu Bakar, and Rusmidah Ali. Catalytic Optimization and Physicochemical Studies Over Zn/Ca/Al2O3 Catalyst for Transesterification of Low Grade Cooking Oil. Pergamon-Elsevier Science Ltd, 2017.