Headland, Thomas N. and Headland, Janet D. 1974. A Dumagat (Casiguran)- English dictionary. (Pacific Linguistics: Series C, 28.) Canberra: Research School of Pacific and Asian Studies, Australian National University. lxii+232pp.
@book{sdHeadlandHeadlandDumagat, author = {Headland, Thomas N. and Headland, Janet D.}, pages = {lxii+232}, publisher = {Canberra: Research School of Pacific and Asian Studies, Australian National University}, series = {Pacific Linguistics: Series C}, title = {A Dumagat (Casiguran)- English dictionary}, volume = {28}, year = {1974} }