Ignacio, G. P. (1976). An achievement test in English for grade one Waray learners. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Ignacio, Gregorio Pedere. An Achievement Test in English for Grade One Waray Learners. Quezon City: University of the Philippines Library, 1976.
Citatione MLA (9a ed.)Ignacio, Gregorio Pedere. An Achievement Test in English for Grade One Waray Learners. University of the Philippines Library, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.