@book{48424,
	author = {Riding, R. T. and Aitken, J.},
	title = {Needle structure and development of the stomatal complex in cotyledons, primary needles, and secondary needles of Pinus radiata D. DON},
	note = {Sobretiro de : Bot. Gaz 143 (1) : 52-62, 1982}
}