1. Chlorine Method
2. McClung, C. E., Handbook of Microscopical Technique: 478 (1929).
3. Guyer Animal Micrology; Practical Exercises in Microscopical Methods 1: 45 (1874).
4. Kingsbury, Histological Technique: 130 (1927).
5. Lee Microtomist's Vade Mecum 7 (1913).