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Parsons, Greg H. (2012) "Ralph D. Winter: Early Life and Core Missiology". Pasadena, California, USA: WCIU Press, 2012. (A published PhD from the University of Wales Trinity Saint David)

Winter, Roberta H. (2003) I Will Do a New Thing: The U.S. Center for World Mission – And Beyond. Pasadena, California, USA: William Carey Library, 1987.

Winter, Ralph D. "Frontiers In Mission". Pasadena, California, USA: William Carey Library 2005

Winter, Ralph D. (1966) "This Seminary Goes to the Student". World Vision Magazine. Monrovia, World Vision, Inc.

Winter, Ralph D. (1969a) "The Reluctant Missionary". World Vision Magazine. Monrovia, World Vision Inc.

Winter, Ralph D. (1969b) "The Seminary That Became a Movement". World Vision Magazine. Monrovia, World Vision, Inc.

Winter, Ralph D. (1970) "The Acron that Exploded". World Vision Magazine. Monrovia, World Vision, Inc.

Winter, Ralph D. (1972) "The Extension Model in Theological Education: What It Is and What It Can Do". Pasadena, Fuller Theological Seminary.

Winter, Ralph D. (1992) "Defining the Frontiers: A Response". International Journal for Frontier Missions, 9, 9-11

Winter, Ralph D. (2003b) "Eleven Frontiers of Perspective (Part 2)". International Journal for Frontier Missions, 20, 135-144

Winter, Ralph D. and Hawthorne, Stephen C. (2009) "Perspectives on the World Christian Movement: a Reader". Pasadena, William Carey Library

Winter, R. D. and Latourette, K. S. (1970) "The twenty-five unbelievable years, 1945 to 1969". South Pasadena, William Carey Library

Winter, R. D. and Winter, R. H. (1968) "When School is Half a World Away". World Vision Magazine. Monrovia, World Vision, Inc

Winter, R. D. (1975) The Highest Priority: Cross-cultural Evangelism. In Douglas, J. D. (Ed.) Let the Earth Hear His Voice. Minneapolis, World Wide Publications