W. A. EMBODEN. Leonardo da Vinci on plants and gardens. Dioscorides Press (in co-operation with The Armand Hammer Center for Leonardo Studies at UCLA), Portland: 1987. Pp [iv], 234: illustrated. Price: US$34.95. ISBN 0-931146-08-9.
@inproceedings{Morton1989WAE,
title={W. A. EMBODEN. Leonardo da Vinci on plants and gardens. Dioscorides Press (in co-operation with The Armand Hammer Center for Leonardo Studies at UCLA), Portland: 1987. Pp [iv], 234: illustrated. Price: US\$34.95. ISBN 0-931146-08-9.},
author={A. G. Morton},
year={1989}
}