Style de citation APA (7e éd.)

Welburn, T. (1983). Advanced structured COBOL: Batch, on-line, and data-base concepts.

Style de citation Chicago (17e éd.)

Welburn, Tyler. Advanced Structured COBOL: Batch, On-line, and Data-base Concepts. 1983.

Style de citation MLA (9e éd.)

Welburn, Tyler. Advanced Structured COBOL: Batch, On-line, and Data-base Concepts. 1983.

Attention : ces citations peuvent ne pas être correctes à 100%.