| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Generation and Diffusion of Agricultural Technology: a Review of Theories and Experiences | 978-92-2-1O3579-4 (92-2-1O3579-4) | 1983 | Edward J. Clay |
D B · S. B · S D · Stephen B. · Stephen Biggs · Stephen D.