Williams, J. R. (1991). The art of instrument flying (2nd ed. 4th printing.). TAB Books.
Chicago Style (17th ed.) CitationWilliams, J. R. The Art of Instrument Flying. 2nd ed. 4th printing. Blue Ridge Summit: TAB Books, 1991.
MLA (9th ed.) CitationWilliams, J. R. The Art of Instrument Flying. 2nd ed. 4th printing. TAB Books, 1991.
Warning: These citations may not always be 100% accurate.