انتشارات Unido And Fao

Herbs, Spices and Essential Oils: Post-Harvest Operations in Developing Countries
M. Douglas, J. Heyes, 2005
Compendium of Medicinal and Aromatic Plants – Volume II - Asia
Sukhdev Swami Handa, 2006
Manual for The Preparation of Industrial Feasibility Studies
W. Behrens, P. M. Hawranek, 1991