APA (7th ed.) Citation

Great Britain. Department of Transport. (1993). The wildflower handbook. Department of Transport.

Chicago Style (17th ed.) Citation

Great Britain. Department of Transport. The Wildflower Handbook. [London]: Department of Transport, 1993.

MLA (9th ed.) Citation

Great Britain. Department of Transport. The Wildflower Handbook. Department of Transport, 1993.

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