APA (7th ed.) Citation

Poor, L. S. o. t. (1939). A Century in the Service of the Aged Poor, 1839-1939. Lyon.

Chicago Style (17th ed.) Citation

Poor, Little Sisters of the. A Century in the Service of the Aged Poor, 1839-1939. Lyon, 1939.

MLA (8th ed.) Citation

Poor, Little Sisters of the. A Century in the Service of the Aged Poor, 1839-1939. Lyon, 1939.

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