Various 
Routledge Library Editions: Food Supply and Policy [PDF ebook] 

Reissuing works originally published between 1952 and 1999, this set provides a wide spread of scholarship on issues surrounding food provision throughout the world. The earlier books look at import and export changes during times when previous trade routes and options changed while later ones mostly consider food assistance policies, poverty and famine, and welfare. These books cover third world studies, economics, anthropology, politics, environment, agriculture and population studies as well as food and nutrition.