APA
Brown O. P., . (2009). Complete herbalist; Vol 1. New Delhi: Logos Press.
Chicago
Brown O Phelps, . 2009. Complete herbalist; Vol 1. New Delhi: Logos Press.
Harvard
Brown O. P., . (2009). Complete herbalist; Vol 1. New Delhi: Logos Press.
MLA
Brown O Phelps, . Complete herbalist; Vol 1. New Delhi: Logos Press. 2009.