APA (7th ed.) Citation

(2011). The worker photography movement (1926-1939). Museo Nacional Centro de Arte Reina Sofia [etc.].

Chicago Style (17th ed.) Citation

The Worker Photography Movement (1926-1939). Museo Nacional Centro de Arte Reina Sofia [etc.], 2011.

MLA (8th ed.) Citation

The Worker Photography Movement (1926-1939). Museo Nacional Centro de Arte Reina Sofia [etc.], 2011.

Warning: These citations may not always be 100% accurate.