APA (7th ed.) Citation

Heap, G., Stanway, J., & Windsor, A. (1992). A structured approach to systems development. McGraw-Hill.

Chicago Style (17th ed.) Citation

Heap, Gary, John Stanway, and Alfie Windsor. A Structured Approach to Systems Development. London u.a: McGraw-Hill, 1992.

MLA (9th ed.) Citation

Heap, Gary, et al. A Structured Approach to Systems Development. McGraw-Hill, 1992.