Elderton, W., & Fippard, R. C. (1947). The construction of mortality and sickness tables: A primer (4. ed.). Black.
Chicago Style (17th ed.) CitationElderton, William, and Richard C. Fippard. The Construction of Mortality and Sickness Tables: A Primer. 4. ed. London: Black, 1947.
MLA (9th ed.) CitationElderton, William, and Richard C. Fippard. The Construction of Mortality and Sickness Tables: A Primer. 4. ed. Black, 1947.
Warning: These citations may not always be 100% accurate.