Languages of the Southern gateway a phrase book of Chavacano, Sinama, Tausug, Yakan and including English and Pilipino. ([S.l. s.n.], 1979)
"A joint project of the Ministry of Education and Culture and the Seminar Institute of Linguistics."
Keywords: Chabacano language -- Conversation and phrase books -- Polyglot; Sinama language -- Conversation and phrase books -- Polyglot; Tausug language -- Conversation and phrase books -- Polyglot