APA (7th ed.) Citation

(1973). Workers profit sharing. The riddle of history solved. William & Richards.

Chicago Style (17th ed.) Citation

Workers Profit Sharing. The Riddle of History Solved. William & Richards, 1973.

MLA (8th ed.) Citation

Workers Profit Sharing. The Riddle of History Solved. William & Richards, 1973.

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