APA aipamena

Bruce L. Gardner and Gordon C. Rausser. (2002). Agriculture and its External Linkages. ELSEVIER.

Chicago Style aipamena

Bruce L. Gardner and Gordon C. Rausser. Agriculture and Its External Linkages. ELSEVIER, 2002.

MLA aipamena

Bruce L. Gardner and Gordon C. Rausser. Agriculture and Its External Linkages. ELSEVIER, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.