APA (7th ed.) Citation

Seddon, G., & Bicknell, A. (1987). Plants plus. Collins.

Chicago Style (17th ed.) Citation

Seddon, George, and Andrew Bicknell. Plants Plus. London: Collins, 1987.

MLA (9th ed.) Citation

Seddon, George, and Andrew Bicknell. Plants Plus. Collins, 1987.

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