APA (7th ed.) Citation

Pathfinder Publications, Inc. (1974). Official Arrow U.S. postal zip code directory: Covering all fifty states (Second edition.). Arrow Pub. Co.

Chicago Style (17th ed.) Citation

Pathfinder Publications, Inc. Official Arrow U.S. Postal Zip Code Directory: Covering All Fifty States. Second edition. Canton, Mass.: Arrow Pub. Co, 1974.

MLA (8th ed.) Citation

Pathfinder Publications, Inc. Official Arrow U.S. Postal Zip Code Directory: Covering All Fifty States. Second edition. Arrow Pub. Co, 1974.

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