APA (7 ম সংস্করণ) উদ্ধৃতি
Phạm, G. K. (2011). Radical innovation and open innovation: Creating new growth opportunities for business : illumination with a case study in the LED industry. Diplomica Verlag.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি
Phạm, Gia Khánh. Radical Innovation and Open Innovation: Creating New Growth Opportunities for Business : Illumination with a Case Study in the LED Industry. Hamburg: Diplomica Verlag, 2011.
M.L.A (9 ম সংস্করণ) উদ্ধৃতি
Phạm, Gia Khánh. Radical Innovation and Open Innovation: Creating New Growth Opportunities for Business : Illumination with a Case Study in the LED Industry. Diplomica Verlag, 2011.
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