Gunglo Dagiti Mannurat Iti Iluko (GUMIL) & Duque, R. A. (1992). GUMIL Filipinas directory of Ilocano writers. El Nino Pub. House.
Dyfyniad Arddull ChicagoGunglo Dagiti Mannurat Iti Iluko (GUMIL) and Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. Manila: El Nino Pub. House, 1992.
Dyfyniad MLAGunglo Dagiti Mannurat Iti Iluko (GUMIL) and Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. El Nino Pub. House, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.