Welsby, P. D. (1996). Structured BASIC programming: Churchill Livingstone. Churchill Livingstone.
Chicago Style (17th ed.) CitationWelsby, Philip D. Structured BASIC Programming: Churchill Livingstone. Edinburgh: Churchill Livingstone, 1996.
MLA (9th ed.) CitationWelsby, Philip D. Structured BASIC Programming: Churchill Livingstone. Churchill Livingstone, 1996.
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