Citations: Gilbert, P. 2007: A Source Book for Biographical Literature on Entomologists Leiden, Backhuys Publishers, 694 S., A 2972, pp. 25
Osborn, H. 1952: A Brief History of Entomology Including Time of Demosthenes and Aristotle to Modern Times with over Five Hundred Portraits. Columbus, Ohio, The Spahr & Glenn Company, 1-303 S., B15: 6024a, pp. 176
Warren, L. O. 1980: [Baerg, W. J.] Bulletin of the Entomological Society of America, College Park, Md. 26 (2), B15 10270a, pp. 136-137