. () National herb garden, U.S. National Arboretum.MLA Citation
. National Herb Garden, U.S. National Arboretum. : . Print.
National herb garden, U.S. National Arboretum.
|Published:||[Washington, D.C.] : United States Department of Agriculture, Agricultural Research Service, October 2017.|
|Edition:||Slightly revised October 2017.|
Program aid (United States. Department of Agriculture) ; no. 2119.
|Topics:||Herb gardens - Washington (D.C.) | Herb gardens - United States. | Arboretums - Washington (D.C.) | National Herb Garden (U.S.) | National Arboretum (U.S.)|