APA
(2013). A collection of Philippine Hoyas and their culture. Laguna: Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development.
Chicago
2013. A collection of Philippine Hoyas and their culture. Laguna: Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development.
Harvard
(2013). A collection of Philippine Hoyas and their culture. Laguna: Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development.
MLA
A collection of Philippine Hoyas and their culture. Laguna: Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development. 2013.