APA引文

Lawrence, R., & Newcomer, M. S. (1986). Theory and problems of programming with structured COBOL. McGraw-Hill.

Chicago Edition Citation

Lawrence, R., and M. S. Newcomer. Theory and Problems of Programming with Structured COBOL. New York: McGraw-Hill, 1986.

MLA引文

Lawrence, R., and M. S. Newcomer. Theory and Problems of Programming with Structured COBOL. McGraw-Hill, 1986.