Nagle, T, T. et al (2024). The Strategy and Tactics of Pricing: A Guide to Growing More Profitably 7th ed (7th ed). London: Routledge.
Nagle, Thomas, T.. et al. "The Strategy and Tactics of Pricing: A Guide to Growing More Profitably 7th ed". 7th ed London: Routledge, 2024. Buku Wajib.