Warren, Charles P. 1959. A vocabulary of the Batak of Palawan. (Philippine Studies Program, Transcript no. 7.) University of Chicago.
@book{warren1959, author = {Warren, Charles P.}, key = {Warren 1959}, publisher = {University of Chicago}, series = {Philippine Studies Program, Transcript no. 7}, title = {A vocabulary of the Batak of Palawan}, year = {1959} }