APA (7th ed.) Citation

(1972). Copenhagen in colorphoto. Gronlund Publ.

Chicago Style (17th ed.) Citation

Copenhagen in Colorphoto. Copenhagen: Gronlund Publ, 1972.

MLA (9th ed.) Citation

Copenhagen in Colorphoto. Gronlund Publ, 1972.

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