APA (7th ed.) Citation

Underhill, T. (1990). Heaths & heathers: The grower's encyclopedia (New ed.). David & Charles.

Chicago Style (17th ed.) Citation

Underhill, Terry. Heaths & Heathers: The Grower's Encyclopedia. New ed. Newton Abbot u.a: David & Charles, 1990.

MLA (9th ed.) Citation

Underhill, Terry. Heaths & Heathers: The Grower's Encyclopedia. New ed. David & Charles, 1990.

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