Παραπομπή APA

Hawtrey, R. (1927). Gold standard in theory and practice (5th ed.). Longmans.

Παραπομπή Chicago Style

Hawtrey, R.G. Gold Standard in Theory and Practice. 5th ed. London: Longmans, 1927.

Παραπομπή MLA

Hawtrey, R.G. Gold Standard in Theory and Practice. 5th ed. Longmans, 1927.