McRandle & Quirk 2006, pp. 667–701; Boraston 1920, p. 133. McRandle, J. H.; Quirk, J. (3 July 2006). "The Blood Test Revisited: A New Look at German Casualty Counts in World War I". The Journal of Military History. 70 (3). Lexington, VA: 667–701. doi:10.1353/jmh.2006.0180. ISSN0899-3718. S2CID159930725. Boraston, J. H. (1920) [1919]. Sir Douglas Haig's Despatches (2nd ed.). London: Dent. OCLC633614212.
McRandle & Quirk 2006, pp. 667–701; Boraston 1920, p. 133. McRandle, J. H.; Quirk, J. (3 July 2006). "The Blood Test Revisited: A New Look at German Casualty Counts in World War I". The Journal of Military History. 70 (3). Lexington, VA: 667–701. doi:10.1353/jmh.2006.0180. ISSN0899-3718. S2CID159930725. Boraston, J. H. (1920) [1919]. Sir Douglas Haig's Despatches (2nd ed.). London: Dent. OCLC633614212.
Edmonds 1925, pp. 128–129. Edmonds, J. E. (1925). Military Operations France and Belgium, 1914: Antwerp, La Bassée, Armentières, Messines and Ypres October–November 1914. History of the Great War Based on Official Documents by Direction of the Historical Section of the Committee of Imperial Defence. Vol. II. London: Macmillan. OCLC220044986.
Edmonds 1925, pp. 129–131. Edmonds, J. E. (1925). Military Operations France and Belgium, 1914: Antwerp, La Bassée, Armentières, Messines and Ypres October–November 1914. History of the Great War Based on Official Documents by Direction of the Historical Section of the Committee of Imperial Defence. Vol. II. London: Macmillan. OCLC220044986.
McRandle & Quirk 2006, pp. 667–701; Boraston 1920, p. 133. McRandle, J. H.; Quirk, J. (3 July 2006). "The Blood Test Revisited: A New Look at German Casualty Counts in World War I". The Journal of Military History. 70 (3). Lexington, VA: 667–701. doi:10.1353/jmh.2006.0180. ISSN0899-3718. S2CID159930725. Boraston, J. H. (1920) [1919]. Sir Douglas Haig's Despatches (2nd ed.). London: Dent. OCLC633614212.