APA (7 ম সংস্করণ) উদ্ধৃতি

Johnson, M. L. P. (1974). Thirty years with an idea. University of Alabama Press for the Organic School.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Johnson, Marietta Louise Pierce. Thirty Years with an Idea. University: University of Alabama Press for the Organic School, 1974.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Johnson, Marietta Louise Pierce. Thirty Years with an Idea. University of Alabama Press for the Organic School, 1974.