Pierce, John T. The food resource / John T. Pierce. - Harlow, Essex, England : New York : Longman Scientific & Technical : Wiley, 1990. - xx, 334 p. : ill. ; - Themes in resource management . Includes index. ISBN: 0582305373 Subjects--Topical Terms: Agriculture.Food supply.Food crops. LC Class. No.: S493 / .P65 1990