The green phamacy anti-aging prescriptionsMichael Castleman, James A. Duke · First published 2001Open the Tome
The green pharmacyJames A. Duke, Ph.D. Jamea A. Duke · First published 1997 · Latest edition 1999Open the Tome
A field guide to medicinal plants and herbs of eastern and central North AmericaSteven Foster, James A. Duke, James Duke · First published 1999Open the Tome
Handbook of phytochemical constituents of GRAS herbs and other economic plantsJames A. Duke · First published 1992Open the Tome