Crowley, J. W., & Green, M. W. (1929). An investigation of the aerodynamic characteristics of an airplane equipped with several different sets of wings. NACA.
Chicago Style (17th ed.) CitationCrowley, John William, and M. W. Green. An Investigation of the Aerodynamic Characteristics of an Airplane Equipped with Several Different Sets of Wings. Washington: NACA, 1929.
MLA (9th ed.) CitationCrowley, John William, and M. W. Green. An Investigation of the Aerodynamic Characteristics of an Airplane Equipped with Several Different Sets of Wings. NACA, 1929.
Warning: These citations may not always be 100% accurate.