Janssen, L. H., & Parsells, G. (1959). American Baptists in Portland: Report of a church and community strategy study of ten American Baptist churches in Portland, Oregon. American Baptist Home Mission Society.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিJanssen, Lawrence H., এবং George Parsells. American Baptists in Portland: Report of a Church and Community Strategy Study of Ten American Baptist Churches in Portland, Oregon. New York: American Baptist Home Mission Society, 1959.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিJanssen, Lawrence H., এবং George Parsells. American Baptists in Portland: Report of a Church and Community Strategy Study of Ten American Baptist Churches in Portland, Oregon. American Baptist Home Mission Society, 1959.
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