McKaughan, H., Billings, L. A., & Goudswaard, N. E. (2010). Piakandatu ami Dr. Howard P. McKaughan. Linguistic Society of the Philippines SIL Philippines.
Cita Chicago (17th ed.)McKaughan, Howard, Loren Allen Billings, i Nelleke Elisabeth Goudswaard. Piakandatu Ami Dr. Howard P. McKaughan. Manila: Linguistic Society of the Philippines SIL Philippines, 2010.
Cita MLA (9th ed.)McKaughan, Howard, et al. Piakandatu Ami Dr. Howard P. McKaughan. Linguistic Society of the Philippines SIL Philippines, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.