Bhyam, W. C., & Cox, J. Zapp!: The lightning of empowerment: how to improve quality, productivity, and employee satisfaction (First edition.). Harmony Books.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBhyam, William C., এবং Jeff Cox. Zapp!: The Lightning of Empowerment: How to Improve Quality, Productivity, and Employee Satisfaction. First edition. New York: Harmony Books.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিBhyam, William C., এবং Jeff Cox. Zapp!: The Lightning of Empowerment: How to Improve Quality, Productivity, and Employee Satisfaction. First edition. Harmony Books.
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