Mackay, I. (1980). Asking questions (2η εκδ.). London: Institute of personnel and development.
Chicago Style CitationMackay, Ian. Asking Questions. 2η εκδ. London: Institute of personnel and development, 1980.
MLA CitationMackay, Ian. Asking Questions. 2η εκδ. London: Institute of personnel and development, 1980.
Warning: These citations may not always be 100% accurate.