APA (7e ed.) Bronvermelding

Usman, E. K. (1997). Time for dialogue of life: Christmas and Ramadhan occur in a single month. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Usman, Edd K. "Time for Dialogue of Life: Christmas and Ramadhan Occur in a Single Month." Manila Bulletin 1997.

MLA (9e ed.) Bronvermelding

Usman, Edd K. "Time for Dialogue of Life: Christmas and Ramadhan Occur in a Single Month." Manila Bulletin, 1997.