agricultural, U. d. o. (1968). Science for better living. BINARUPA AKSARA.
Chicago Style aipamenaagricultural, USA departement of. Science for Better Living. BINARUPA AKSARA, 1968.
MLA aipamenaagricultural, USA departement of. Science for Better Living. BINARUPA AKSARA, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.