Terra, G. (1966). Tropical vegetables: Vegetable growing in the tropics and subtropics especially of indigenous vegetables. Netherlands Organization for International Assistance.

Terra, G.J.A. Tropical Vegetables: Vegetable Growing in the Tropics and Subtropics Especially of Indigenous Vegetables. Novib: Netherlands Organization for International Assistance, 1966.

Terra, G.J.A. Tropical Vegetables: Vegetable Growing in the Tropics and Subtropics Especially of Indigenous Vegetables. Netherlands Organization for International Assistance, 1966.