Παραπομπή σε μορφή APA (7η εκδ.)

(1886). Letter, To: "My Dear Sister," October 17, 1886.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Letter, To: "My Dear Sister," October 17, 1886. 1886.

Παραπομπή σε μορφή MLA (8th εκδ.)

Letter, To: "My Dear Sister," October 17, 1886. 1886.