Hill, L. (1997). Pruning made easy: A gardener's visual guide to when and how to prune everything, from flowers to trees. Storey Publishing.
Style de citation Chicago (17e éd.)Hill, Lewis. Pruning Made Easy: A Gardener's Visual Guide to When and How to Prune Everything, from Flowers to Trees. Pownal, Vt.: Storey Publishing, 1997.
Style de citation MLA (8e éd.)Hill, Lewis. Pruning Made Easy: A Gardener's Visual Guide to When and How to Prune Everything, from Flowers to Trees. Storey Publishing, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.