APA引文

Franzel,Steven, & Houten,Helen. (1992). Research with farmers: Lessons from ethiopia. CAB international.

Chicago Edition Citation

Franzel,Steven, and Houten,Helen. Research with Farmers: Lessons from Ethiopia. United Kingdom: CAB international, 1992.

MLA引文

Franzel,Steven, and Houten,Helen. Research with Farmers: Lessons from Ethiopia. CAB international, 1992.

警告：這些引文格式不一定是100％准確.