Nebraska State Historical Society. (1990). Storage and handling: Environmental controls. The Society.
Cita Chicago (17th ed.)Nebraska State Historical Society. Storage and Handling: Environmental Controls. Nebraska: The Society, 1990.
Cita MLA (9th ed.)Nebraska State Historical Society. Storage and Handling: Environmental Controls. The Society, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.