APA (7th ed.) Citation

Fretwell, B. (1994). Clematis as companion plants (1. publ.). Cassell.

Chicago Style (17th ed.) Citation

Fretwell, Barry. Clematis as Companion Plants. 1. publ. London: Cassell, 1994.

MLA (9th ed.) Citation

Fretwell, Barry. Clematis as Companion Plants. 1. publ. Cassell, 1994.

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