Rujukan Bell_47

  1. ↑ "Bell Helicopters". Helicopter History Site. 
  2. ↑ "Biography of ARTHUR MIDDLETON YOUNG" (PDF). 
  3. 1 2 "Bell Model 47 "Sioux"".  Parameter |accessyear= tidak diketahui diabaikan (guna |access-date=) (bantuan); Parameter |accessdaymonth= tidak diketahui diabaikan (bantuan)
  • Donald, David (1998). The complete encyclopedia of world aircraft. New York: Barnes & Noble Books. OCLC 52598955. 
  • Jane, Fred T (1989). Jane's encyclopedia of aviation. New York: Portland House. ISBN 0517691868.  Parameter |coauthors= tidak diketahui diabaikan (guna |author=) (bantuan)
  • Mutza, Wayne. H-13 Sioux Mini in Action. Carrollton, TX: Squadron/Signal Publications, 1995. ISBN 0-89747-329-0
  • Pelletier, Alain J (1992). Bell aircraft since 1935. Annapolis, Md: Naval Institute Press. ISBN 1557500568. 
  • Riley, David (February 1958). "French Helicopter Operations in Algeria". Marine Corps Gazette.  pp. 21-26.
  • Shrader, Charles R. (1999). The first helicopter war: logistics and mobility in Algeria, 1954-1962. Westport, CT: Praeger. ISBN 0275963888. 
  • Spenser, Jay P. (1998). Whirlybirds a history of the U.S. helicopter pioneers. Seattle: University of Washington Press in association with Museum of Flight. ISBN 0295980583. 
  • United States, Headquarters Department of the Army, Army Concept Team in Vietnam. Final Report of Essential Load of Scout Helicopters. Saigon, Vietnam: Army Concept Team in Vietnam, 1966