Gunglo Dagiti Mannurat Iti Iluko (GUMIL) & Duque, R. A. (1992). GUMIL Filipinas directory of Ilocano writers. El Nino Pub. House.
Chicago Style (17th ed.) CitationGunglo Dagiti Mannurat Iti Iluko (GUMIL) and Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. Manila: El Nino Pub. House, 1992.
MLA引文Gunglo Dagiti Mannurat Iti Iluko (GUMIL) and Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. El Nino Pub. House, 1992.
警告:這些引文格式不一定是100%准確.