APA (7th ed.) Citation

Bartrúm, D. (1957). Rhododendrons and magnolias. Gifford.

Chicago Style (17th ed.) Citation

Bartrúm, Douglas. Rhododendrons and Magnolias. London: Gifford, 1957.

MLA (9th ed.) Citation

Bartrúm, Douglas. Rhododendrons and Magnolias. Gifford, 1957.

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