"Geograficheskie problemy selʹskogo khoz︠i︡aĭstva i prodovolʹstvennykh resursov v razviva︠i︡ushchikhs︠i︡a stranakh" - Pul︠i︡arkin, Valeriĭ Alekseevich (Itogi nauki i tekhniki. Seri︠i︡a Geografi︠i︡a zarubezhnykh stran, 1981)