Citace podle APA (7th ed.)

Topping, A. L., & Gibbons, I. (1982). Business applications of structured COBOL programming. Allyn and Bacon.

Citace podle Chicago (17th ed.)

Topping, Anne L., a Ian Gibbons. Business Applications of Structured COBOL Programming. Boston: Allyn and Bacon, 1982.

Citace podle MLA (9th ed.)

Topping, Anne L., a Ian Gibbons. Business Applications of Structured COBOL Programming. Allyn and Bacon, 1982.

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