APA-viite

Christopher, E. P. (2012). Introductory horticulture. Biotech books.

Chicago-tyylinen lähdeviittaus

Christopher, E P. Introductory Horticulture. New Delhi: Biotech books, 2012.

MLA-viite

Christopher, E P. Introductory Horticulture. Biotech books, 2012.