Citazione Stile APA (7a Edizione)

Dumlao, D. C. (1972). Instructional materials for teaching English idioms to Ilocano high school students. s.n.

Citazione stile Chigago Style (17a edizione)

Dumlao, Dorotheo C. Instructional Materials for Teaching English Idioms to Ilocano High School Students. [Quezon City: s.n, 1972.

Citatione MLA (9a ed.)

Dumlao, Dorotheo C. Instructional Materials for Teaching English Idioms to Ilocano High School Students. s.n, 1972.