Ipol, Robinson and Shelden, Howard and Shelden, Deidre B. and Etha, Yosafat. 1989. O Galelaka yomatekebobicara = Percakapan-percakapan bahasa Galela = Galela conversations. Ambon: Universitas Pattimura and Summer Institute of Linguistics. xxi+149pp.
@book{sSheldenGalela, address = {Ambon}, author = {Ipol, Robinson and Shelden, Howard and Shelden, Deidre B. and Etha, Yosafat}, pages = {xxi+149}, publisher = {Ambon: Universitas Pattimura and Summer Institute of Linguistics}, title = {O Galelaka yomatekebobicara = Percakapan-percakapan bahasa Galela = Galela conversations}, year = {1989} }