Gardner, A. (1966). Six-day week. Muller.
Cita Chicago (17th ed.)Gardner, Alan. Six-day Week. London: Muller, 1966.
Cita MLA (8th ed.)Gardner, Alan. Six-day Week. Muller, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.
Gardner, A. (1966). Six-day week. Muller.
Cita Chicago (17th ed.)Gardner, Alan. Six-day Week. London: Muller, 1966.
Cita MLA (8th ed.)Gardner, Alan. Six-day Week. Muller, 1966.