APA (7 ম সংস্করণ) উদ্ধৃতি

(美)赫尔·葛瑞格森(Hal Gregersen)著. (2022). 问题即答案：a breakthrough approach to your most vexing problems at work and in life. 中信出版集团股份有限公司.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

(美)赫尔·葛瑞格森(Hal Gregersen)著. 问题即答案：a Breakthrough Approach to Your Most Vexing Problems at Work and in Life. 中信出版集团股份有限公司, 2022.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

(美)赫尔·葛瑞格森(Hal Gregersen)著. 问题即答案：a Breakthrough Approach to Your Most Vexing Problems at Work and in Life. 中信出版集团股份有限公司, 2022.