Hancock, A. (1992). Communication planning revisited ([Rev. ed.].). UNESCO.
Chicago Style (17th ed.) CitationHancock, Alan. Communication Planning Revisited. [Rev. ed.]. Paris: UNESCO, 1992.
MLA (9th ed.) CitationHancock, Alan. Communication Planning Revisited. [Rev. ed.]. UNESCO, 1992.
Warning: These citations may not always be 100% accurate.