REFERENCES
- C. R. Blyth and P. K. Pathak, A note on easy proofs of Stirling's theorem, this Monthly, 93 (1986) 376–379.
- P. Diaconis and D. Freeman, An elementary proof of Stirling's formula, this Monthly, 93 (1986) 123–125.
- W. Rudin, Real and Complex Analysis, 2nd ed., McGraw-Hill, New York, 1974.