APA (7. basım) Alıntı

Maps.com (Firm) & ebrary, Inc. (1999). The spread of agriculture. Maps.com.

Chicago Style (17. basım) Atıf

Maps.com (Firm) ve Inc ebrary. The Spread of Agriculture. [S.l.]: Maps.com, 1999.

MLA (9th ed.) Atıf

Maps.com (Firm) ve Inc ebrary. The Spread of Agriculture. Maps.com, 1999.