Crockett, James Underwood. Trees / by James Underwood Crockett and the editors of Time-Life Books. - 1a ed. - New York, Time-Life Books 1972 - 160 p. : il. ; 28 cm. - Time-Life encyclopedia of gardening . bibliografía: p. 155. Subjects--Topical Terms: Árboles ornamentalesÁrboles LC Class. No.: SB435 / C76 1972