Rittershausen, B., Rittershausen, W., & Fletcher, R. (1985). Orchids in colours (Repr.). Blandford Press.
Cita Chicago Style (17a ed.)Rittershausen, Brian, Wilma Rittershausen, y Robin Fletcher. Orchids in Colours. Repr. Poole [etc.]: Blandford Press, 1985.
Cita MLA (9a ed.)Rittershausen, Brian, et al. Orchids in Colours. Repr. Blandford Press, 1985.
Precaución: Estas citas no son 100% exactas.