Παραπομπή σε μορφή APA (7η εκδ.)

Interfacing and programming manual: HP 7475A, Graphics Plotter, RS-232-C/CCITT V.24. U.S. Government Printing Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Interfacing and Programming Manual: HP 7475A, Graphics Plotter, RS-232-C/CCITT V.24. Washington: U.S. Government Printing Office.

Παραπομπή σε μορφή MLA (8th εκδ.)

Interfacing and Programming Manual: HP 7475A, Graphics Plotter, RS-232-C/CCITT V.24. U.S. Government Printing Office.