APA (7th ed.) Citation

(1915). The card index system: Its principles, uses, operation, and component parts. Sir Isaac Pitman & Sons.

Chicago Style (17th ed.) Citation

The Card Index System: Its Principles, Uses, Operation, and Component Parts. London [etc.]: Sir Isaac Pitman & Sons, 1915.

MLA (9th ed.) Citation

The Card Index System: Its Principles, Uses, Operation, and Component Parts. Sir Isaac Pitman & Sons, 1915.

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