Cita APA (7th ed.)

McCameron, F. A. (1985). COBOL logic and programming (5th ed.). Richard D. Irwin, Inc.

Cita Chicago (17th ed.)

McCameron, Fritz A. COBOL Logic and Programming. 5th ed. Homewood, Illinois: Richard D. Irwin, Inc, 1985.

Cita MLA (9th ed.)

McCameron, Fritz A. COBOL Logic and Programming. 5th ed. Richard D. Irwin, Inc, 1985.