Robles, F. C. (1988). Developing English proficiency in college. Goodwill Trading Company.
Chicago (17e ed.) BronvermeldingRobles, Felicidad C. Developing English Proficiency in College. Manila: Goodwill Trading Company, 1988.
MLA (9e ed.) BronvermeldingRobles, Felicidad C. Developing English Proficiency in College. Goodwill Trading Company, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.