Yamamori, T. (1993). Penetrating missions' final frontier: A new strategy for unreached peoples. InterVarsity.
Chicago-čujuhus (17. p.)Yamamori, Tetsunao. Penetrating Missions' Final Frontier: A New Strategy for Unreached Peoples. Illinois: InterVarsity, 1993.
MLA-čujuhus (9. p.)Yamamori, Tetsunao. Penetrating Missions' Final Frontier: A New Strategy for Unreached Peoples. InterVarsity, 1993.
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