Johnnson Spencer & Blanchard, K. Who moved my cheese?: An amazing way to deal with change in your work and in your life. G.P.Putnam's Sons.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিJohnnson Spencer এবং Kenneth Blanchard. Who Moved My Cheese?: An Amazing Way to Deal with Change in Your Work and in Your Life. New York: G.P.Putnam's Sons.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিJohnnson Spencer এবং Kenneth Blanchard. Who Moved My Cheese?: An Amazing Way to Deal with Change in Your Work and in Your Life. G.P.Putnam's Sons.
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