B.J Hawgood. Waldemar Mordecai Haffkine, CIE (1860-1930): prophylactic vaccination against cholera and bubonic plague in British India. „Journal of Medical Biography”. 15 (1), s. 9-19, 2007. DOI: 10.1258/j.jmb.2007.05-59. PMID: 17356724.
B.J Hawgood. Waldemar Mordecai Haffkine, CIE (1860-1930): prophylactic vaccination against cholera and bubonic plague in British India. „Journal of Medical Biography”. 15 (1), s. 9-19, 2007. DOI: 10.1258/j.jmb.2007.05-59. PMID: 17356724.