Разширено търсене
Автор да съдържа Richard Perrin
Пр 996
Каталог "Книги"
Economic analysis of beef production and forage systems in the North Carolina mountains
(1974)
Richard etc.
21
Каталог "Книги"
From agronomic data to farmer recommendations
An economic training manual
(1976)
Richard Perrin; et al.