50795
41
Каталог "Книги"
Animal production in Australia
Proceedings of the Australian Society of Animal Production : 14 Biennial Conf., Brusbane, Queensland, May 1982
(1982)
W. Pattie
Пр 1288
14
Каталог "Книги" | Книги
Mathematical programming for economic analysis in agriculture
(1986)
Peter Hazell; Roger Norton
Пр 2650
Каталог "Периодика"
STATE of the world
A worldwatch Institute report on progress toward a sustainable society