APA (7e ed.) Bronvermelding

Gunglo Dagiti Mannurat Iti Iluko (GUMIL) & Duque, R. A. (1992). GUMIL Filipinas directory of Ilocano writers. El Nino Pub. House.

Chicago (17e ed.) Bronvermelding

Gunglo Dagiti Mannurat Iti Iluko (GUMIL) en Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. Manila: El Nino Pub. House, 1992.

MLA (9e ed.) Bronvermelding

Gunglo Dagiti Mannurat Iti Iluko (GUMIL) en Reynaldo A. Duque. GUMIL Filipinas Directory of Ilocano Writers. El Nino Pub. House, 1992.