Lean, G. A. (1986). An introduction to Tolai: With English - Tolai, Tolai - English vocabularies (2nd ed.). P.N.G. University of Technology.
Chicagoスタイル(17版)引用形式Lean, G. A. An Introduction to Tolai: With English - Tolai, Tolai - English Vocabularies. 2nd ed. Lae: P.N.G. University of Technology, 1986.
MLA(9版)引用形式Lean, G. A. An Introduction to Tolai: With English - Tolai, Tolai - English Vocabularies. 2nd ed. P.N.G. University of Technology, 1986.
警告: この引用は必ずしも正確ではありません.