Training module on lake environment protection, conservation and management.

Номзүйн дэлгэрэнгүй
Бусад зохиолчид:	Guerrero, R.D III, Fernandez, D.D.G. and de Jesus, C.C. (eds.)
Формат:	Ном
Хэвлэсэн:	Laguna, Philippines PCAMRD 1998
Нөхцлүүд:	Management. Conservation. Protection. Conservation of natural resources. Environmental protection.