Feistritzer, W. P. . e., & Kelly, A. P. . j. a. (1978). Improved seed production; a manuel on the formulation, implementation and evaluation of seed programmes and ptojects: Edited by Walther P. Feistritzer and A. Frenwick Kelly. FAO.
Chicago Style (17. basım) AtıfFeistritzer, Walther P ed, ve A Penwick joint author Kelly. Improved Seed Production; a Manuel on the Formulation, Implementation and Evaluation of Seed Programmes and Ptojects: Edited by Walther P. Feistritzer and A. Frenwick Kelly. Rome: FAO, 1978.
MLA (9th ed.) AtıfFeistritzer, Walther P ed, ve A Penwick joint author Kelly. Improved Seed Production; a Manuel on the Formulation, Implementation and Evaluation of Seed Programmes and Ptojects: Edited by Walther P. Feistritzer and A. Frenwick Kelly. FAO, 1978.