1991
“An Heirloom In The Garden: Antique Fruits And Flowers Are Popping Up All Over”. Newsweek 118 (2): 66.
. 1991. 1993
“Indigenous Knowledge And Biodiversity”. In Harvesting Nature's Diversity. Rome: Food and Agricultural Organization (FAO). http://www.fao.org/DOCREP/004/V1430E/V1430E00.htm#TOC.
. 1993.