APA
Azevedo M. J., Hartwig G. W. & Patterson K. D. (1978). Disease in African history. Durham: Duke University Press.
Chicago
Azevedo Mario Joaquim, Hartwig Gerald W and Patterson Karl David. 1978. Disease in African history. Durham: Duke University Press.
Harvard
Azevedo M. J., Hartwig G. W. and Patterson K. D. (1978). Disease in African history. Durham: Duke University Press.
MLA
Azevedo Mario Joaquim, Hartwig Gerald W and Patterson Karl David. Disease in African history. Durham: Duke University Press. 1978.