Citazione APA

Dillon, J. L., Scobie, G. M., & Valdes, A. Economics and design of small-farmer technology.

Stile di citazione Chicago

Dillon, John L., Grant M. Scobie, e Alberto Valdes. Economics and Design of Small-farmer Technology.

Citazione MLA

Dillon, John L., et al. Economics and Design of Small-farmer Technology.