APA

Keith L. A., Gubellini C. E. & Keith L. A. (1967). Instructor's manual to accompany Introduction to business enterprise. New York: McGraw-Hill.

Chicago

Keith Lyman A, Gubellini Carlo E and Keith Lyman A. 1967. Instructor's manual to accompany Introduction to business enterprise. New York: McGraw-Hill.

Harvard

Keith L. A., Gubellini C. E. and Keith L. A. (1967). Instructor's manual to accompany Introduction to business enterprise. New York: McGraw-Hill.

MLA

Keith Lyman A, Gubellini Carlo E and Keith Lyman A. Instructor's manual to accompany Introduction to business enterprise. New York: McGraw-Hill. 1967.