Garg, S. (1987). Gentianaceae of the north west Himalaya, a revision. Today & Tomorrow's Printers and Publishers.
Cita Chicago Style (17a ed.)Garg, Sunita. Gentianaceae of the North West Himalaya, a Revision. New Delhi: Today & Tomorrow's Printers and Publishers, 1987.
Cita MLA (9a ed.)Garg, Sunita. Gentianaceae of the North West Himalaya, a Revision. Today & Tomorrow's Printers and Publishers, 1987.
Precaución: Estas citas no son 100% exactas.