Παραπομπή APA

Watson, G. O. (1981). Marine electrical practice (Ed.5.). Butterworth.

Παραπομπή Chicago Style

Watson, G O. Marine Electrical Practice. Ed.5. London: Butterworth, 1981.

Παραπομπή MLA

Watson, G O. Marine Electrical Practice. Ed.5. Butterworth, 1981.