Màu xanh kỳ diệu giữa thé̂ kỷ XXI
By: Trà̂n Đức.
Publisher: Sự thật
Published: 1990
Place of publication: Hà Nội
Language: vie
Number of pages: 118
Subjects: Agriculture -- Forecasting.
Notes: Includes bibliographical references (p. 118).