Burroughs & Company (Eastern). (1956). The Canadian abridgment: Cumulative supplement A (1956-1965). Burroughs (Eastern).
Cita Chicago (17th ed.)Burroughs & Company (Eastern). The Canadian Abridgment: Cumulative Supplement A (1956-1965). Toronto: Burroughs (Eastern), 1956.
Cita MLA (8th ed.)Burroughs & Company (Eastern). The Canadian Abridgment: Cumulative Supplement A (1956-1965). Burroughs (Eastern), 1956.
Atenció: Aquestes cites poden no estar 100% correctes.