Παραπομπή σε μορφή APA (7η εκδ.)

United States Government Printing Office, Style Board. (1968). Word Division. Supplement to Government Printing Office Style Manual (7. Aufl.).

Παραπομπή σε μορφή Chicago (17η εκδ.)

United States Government Printing Office, Style Board. Word Division. Supplement to Government Printing Office Style Manual. 7. Aufl. Washington, 1968.

Παραπομπή σε μορφή MLA (8th εκδ.)

United States Government Printing Office, Style Board. Word Division. Supplement to Government Printing Office Style Manual. 7. Aufl. 1968.