MacDonald, K., & vanDuinkerken, W. (2006). Distance Education and Virtual Reference: Implementing a Marketing Plan at Texas A&M University. Journal of Library and Information Services in Distance Learning. https://oaks.kent.edu/node/3349
MacDonald, Karen, and Wyoma vanDuinkerken. 2006. “Distance Education and Virtual Reference: Implementing a Marketing Plan at Texas A&M University”. Journal of Library and Information Services in Distance Learning. https://oaks.kent.edu/node/3349.
MacDonald, K., and W. vanDuinkerken. Distance Education and Virtual Reference: Implementing a Marketing Plan at Texas A&M University. Journal of Library and Information Services in Distance Learning, 1 Jan. 2006, https://oaks.kent.edu/node/3349.