Primary Documents and Official Accounts:
G.W.L. Nicholson, Official History of the Canadian Army in the First World War: Canadian Expeditionary Force, 1914-1919. (Ottawa, 1964)
(Available online as a PDF.)
See Chapter 16: Outside the Corps.
Canadians in the Air Services p.503-507.
Library and Archives Canada - Oral Histories of the First World War: Veterans 1914-1918
(Contains several interviews with transcripts and photos.)
Directorate of History and Heritage - A Rattle of Pebbles: The First World War Diaries of Two Canadian Airmen
(Book available in PDF format.)
Legion Magazine: Canadian Military History in Perspective Series
Eyes in the Skies: Air Force, Part 2
March 1, 2004 by Hugh A. Halliday
Legion Magazine: Canada & the Victoria Cross Series
High Heroes of the Great War: Part 7 of 18
January 1, 2005 by Arthur Bishop
Books and Monographs:
Lee Kennett. The First Air War: 1914-1918. New York: Simon & Schuster, 1999.
Lieutenant-Colonel D.J. Goodspeed. The Armed Forces of Canada 1867-1967: A Centennial History. Ottawa: Queen’s printer, 1967, Chapter VII.
S.F. Wise. Canadian Airmen and the First World War: The Royal Canadian Air Force Official History, volume I. Toronto; University of Toronto Press, 1980.
William Arthur Bishop. The Courage of the Early Morning: A Biography of Billy Bishop, The Great Ace of World War I. Markham: Thomas Allen Publishers, 2011.