Παραπομπή σε μορφή APA (7η εκδ.)

Powers, O. M. (1887). The complete accountant: Designed for the use of schools and private study (Rev. ed.). O.M. Powers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Powers, Orville Marcellus. The Complete Accountant: Designed for the Use of Schools and Private Study. Rev. ed. Chicago: O.M. Powers, 1887.

Παραπομπή σε μορφή MLA (8th εκδ.)

Powers, Orville Marcellus. The Complete Accountant: Designed for the Use of Schools and Private Study. Rev. ed. O.M. Powers, 1887.