APA (7th ed.) Citation

Preissel, U., & Preissel, H. (2002). Brugmansia and datura: Angel's trumpets and thorn apples. Firefly Books.

Chicago Style (17th ed.) Citation

Preissel, Ulrike, and Hans-Georg Preissel. Brugmansia and Datura: Angel's Trumpets and Thorn Apples. Buffalo, N.Y.: Firefly Books, 2002.

MLA (8th ed.) Citation

Preissel, Ulrike, and Hans-Georg Preissel. Brugmansia and Datura: Angel's Trumpets and Thorn Apples. Firefly Books, 2002.