APA (7 ম সংস্করণ) উদ্ধৃতি

Earhart, W. (1962). A steadfast philosophy: A selection of papers written by Will Earhart dating from 1914. s.n.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Earhart, Will. A Steadfast Philosophy: A Selection of Papers Written by Will Earhart Dating from 1914. [Washington: s.n, 1962.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Earhart, Will. A Steadfast Philosophy: A Selection of Papers Written by Will Earhart Dating from 1914. s.n, 1962.