APA (7 वां संस्करण) प्रशस्ति पत्र

New Zealand Labour Party. Lyttelton Electorate Office & Dyson, R. (1995). Lyttelton newsletter. New Zealand Labour Party.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

New Zealand Labour Party. Lyttelton Electorate Office और Ruth Dyson. Lyttelton Newsletter. [Christchurch, N.Z.: New Zealand Labour Party, 1995.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

New Zealand Labour Party. Lyttelton Electorate Office और Ruth Dyson. Lyttelton Newsletter. New Zealand Labour Party, 1995.