APA
James J.Schlesselman, . (1982). Case control studies: design,conduct,analysis. OUP, New York: .
Chicago
James J.Schlesselman, . 1982. Case control studies: design,conduct,analysis. OUP, New York: .
Harvard
James J.Schlesselman, . (1982). Case control studies: design,conduct,analysis. OUP, New York: .
MLA
James J.Schlesselman, . Case control studies: design,conduct,analysis. OUP, New York: . 1982.