Carruthers, I. (1985). Tools for agriculture: A buyer's guide to appropriate equiptment (3rd ed.). Intermediate Technology Publication in association with GTZ/GATE.
Citazione stile Chigago Style (17a edizione)Carruthers, Ian. Tools for Agriculture: A Buyer's Guide to Appropriate Equiptment. 3rd ed. London: Intermediate Technology Publication in association with GTZ/GATE, 1985.
Citatione MLA (9a ed.)Carruthers, Ian. Tools for Agriculture: A Buyer's Guide to Appropriate Equiptment. 3rd ed. Intermediate Technology Publication in association with GTZ/GATE, 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.