1. Adams, George, the elder. 1947. Micrographia Illustrata, 2nd Ed. London, Brit.
2. Aiguchi, K., and J. L. Smith. 1961. Studies on the nutrition and physiology of Pasteurella pestis. VI. A differential plating medium for the estimation of mutation rate to avirulence. J. Bact., 81: 606–613.
3. Angell, R. W. 1965. The process of chamber formation in the foraminifer Rosalina floridana (Cushman). Ph.D. Thesis, University of Chicago Press.
4. Angell, R. W. 1967a. The test structure and composition of the foraminifer Rosalina floridana. J. Protozool., 14: 299–307.
5. Angell, R. W. 1967b. The process of chamber formation in Rosalina floridana (Cushman). J. Protozool., 14: 566–574.