APA (7th ed.) Citation

Hubbard, L. (2012). HORTICULTURE FOR A GREENER WORLD. Bridge publications.

Chicago Style (17th ed.) Citation

Hubbard, L.R. HORTICULTURE FOR A GREENER WORLD. USA: Bridge publications, 2012.

MLA (9th ed.) Citation

Hubbard, L.R. HORTICULTURE FOR A GREENER WORLD. Bridge publications, 2012.