Hubbard, J. DZFE: An apostolate of fine music. Musical journal of the Philippines..
Cita Chicago (17th ed.)Hubbard, John. "DZFE: An Apostolate of Fine Music." Musical Journal of the Philippines. .
Cita MLA (9th ed.)Hubbard, John. "DZFE: An Apostolate of Fine Music." Musical Journal of the Philippines., .
Atenció: Aquestes cites poden no estar 100% correctes.