APA (7th ed.) Citation

(1937). May day 1937. What it means to you. Workers Library Publishers.

Chicago Style (17th ed.) Citation

May Day 1937. What It Means to You. Workers Library Publishers, 1937.

MLA (8th ed.) Citation

May Day 1937. What It Means to You. Workers Library Publishers, 1937.

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