@book{37234,
	author = {Abbott, John Cave, and Makeham, J. P.},
	title = {Agricultural economics and marketing in the tropics /},
	publisher = {Longman Scientific & Technical,},
	year = {1990 [reprint 1992].},
	series = {Intermediate tropical agriculture series},
	address = {Harlow :},
	edition = {2nd ed},
	note = {Previous ed.: 1979}
}