APA

Copi I. M., Cohen C. & Miller R. W.Introduction to logic. New York: Macmillan Publishing Company.

Chicago

Copi Irving M, Cohen Carl and Miller Richard W.Introduction to logic. New York: Macmillan Publishing Company.

Harvard

Copi I. M., Cohen C. and Miller R. W.Introduction to logic. New York: Macmillan Publishing Company.

MLA

Copi Irving M, Cohen Carl and Miller Richard W.New York: Macmillan Publishing Company. .