Blanchard, B. S., & Lowery, E. (1969). Maintainability: Principles and practices. McGraw-Hill.
Chicago Style (17. basım) AtıfBlanchard, Benjamin S., ve Edward Lowery. Maintainability: Principles and Practices. New York: McGraw-Hill, 1969.
MLA (9th ed.) AtıfBlanchard, Benjamin S., ve Edward Lowery. Maintainability: Principles and Practices. McGraw-Hill, 1969.
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