Appel, J. M. (2009), "Is all fair in biological warfare? The controversy over genetically engineered biological weapons", Journal of Medical Ethics, 35 (7): 429—432, doi:10.1136/jme.2008.028944, PMID19567692
Appel, J. M. (2009), "Is all fair in biological warfare? The controversy over genetically engineered biological weapons", Journal of Medical Ethics, 35 (7): 429—432, doi:10.1136/jme.2008.028944, PMID19567692