APA
Blake R., Ducasse C. & Madden E. (1966). Theories of Scientific Method. Seattle and London: University of Washington Press.
Chicago
Blake Ralph, Ducasse Curt and Madden Edward. 1966. Theories of Scientific Method. Seattle and London: University of Washington Press.
Harvard
Blake R., Ducasse C. and Madden E. (1966). Theories of Scientific Method. Seattle and London: University of Washington Press.
MLA
Blake Ralph, Ducasse Curt and Madden Edward. Theories of Scientific Method. Seattle and London: University of Washington Press. 1966.