Winfield, A. G. (1989). Inventor`s handbook. Prentice -Hall International.
Chicago Edition CitationWinfield, Armand G. Inventor`s Handbook. New Jersey: Prentice -Hall International, 1989.
MLA Edition CitationWinfield, Armand G. Inventor`s Handbook. Prentice -Hall International, 1989.
Warning: These citations may not always be 100% accurate.