APA

Zhang A. (., . (2003). Transactional distance in web - based college learning environments : toward measurement and theory construction. Richmod, Virginia: Viginia Commonwealth University.

Chicago

Zhang Aixiu (Monica), . 2003. Transactional distance in web - based college learning environments : toward measurement and theory construction. Richmod, Virginia: Viginia Commonwealth University.

Harvard

Zhang A. (., . (2003). Transactional distance in web - based college learning environments : toward measurement and theory construction. Richmod, Virginia: Viginia Commonwealth University.

MLA

Zhang Aixiu (Monica), . Transactional distance in web - based college learning environments : toward measurement and theory construction. Richmod, Virginia: Viginia Commonwealth University. 2003.