APA (7th ed.) Citation

Swann, A. (1989). How to understand & use grids. North Light Books.

Chicago Style (17th ed.) Citation

Swann, Alan. How to Understand & Use Grids. Cincinnati, Ohio: North Light Books, 1989.

MLA (9th ed.) Citation

Swann, Alan. How to Understand & Use Grids. North Light Books, 1989.

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