Singhal, G. S. (1999). Concepts in Photobiology: Photosynthesis and Photomorphogenesis. Narosa.
Dyfyniad Arddull ChicagoSinghal, G S. Concepts in Photobiology: Photosynthesis and Photomorphogenesis. New Delhi: Narosa, 1999.
Dyfyniad MLASinghal, G S. Concepts in Photobiology: Photosynthesis and Photomorphogenesis. Narosa, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.