APA

USA, . (1994). Agricultural economic reports. Washington, DC: US Dep. of Agriculture.

Chicago

USA, . 1994. Agricultural economic reports. Washington, DC: US Dep. of Agriculture.

Harvard

USA, . (1994). Agricultural economic reports. Washington, DC: US Dep. of Agriculture.

MLA

USA, . Agricultural economic reports. Washington, DC: US Dep. of Agriculture. 1994.