Разширено търсене
Автор да съдържа James Dunn
Пр 1338
Каталог "Книги"
An econometric model of the U.S. potato industry emphasizing the effect of changes in energy costs
(1982)
Richard Dunn; James Dunn
Пр 1338
Каталог "Книги"
Kenyan maize and wheat acreage response
An econometric study of the large farm sector
(1984)
George Gichuhi; James Dunn