@book{49978,
	author = {EPP, DONALD J; EPP, DONALD J.; Penson John,B.; Penson, John. B; Penson, John. B (ed.)},
	title = {Indroduction to agricultural economics; Introduction to agricultural economics},
	publisher = {Pearson},
	year = {2015.0},
	address = {Boston},
	edition = {6th}
}