Tohutoro APA (7th ed.)
Siewert, A. J., & Welliver, D. (1999). Directory of schools and professors of mission and evangelism in the USA and Canada, 1999-2001. Billy Graham Center.
Tohutoru Kātū Chicago (17th ed.)
Siewert, A. John, me Dotsey Welliver. Directory of Schools and Professors of Mission and Evangelism in the USA and Canada, 1999-2001. Wheaton: Billy Graham Center, 1999.
Tohutoro MLA (9th ed.)
Siewert, A. John, me Dotsey Welliver. Directory of Schools and Professors of Mission and Evangelism in the USA and Canada, 1999-2001. Billy Graham Center, 1999.
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