APA (7 ম সংস্করণ) উদ্ধৃতি

(1942). I believe: The personal philosophies of twenty-three eminent men and women of our time. Allen & Unwin.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

I Believe: The Personal Philosophies of Twenty-three Eminent Men and Women of Our Time. London: Allen & Unwin, 1942.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

I Believe: The Personal Philosophies of Twenty-three Eminent Men and Women of Our Time. Allen & Unwin, 1942.