APA Edition Citation

Albrechel, H., Bergmann, H., & Diedrich, G. (1987). Agricultural extensions V .1. basic concepts and methods. Wiley Eastern Ltd.

Chicago Edition Citation

Albrechel, Hartmut, Herbert Bergmann, and George Diedrich. Agricultural Extensions V .1. Basic Concepts and Methods. New Delhi: Wiley Eastern Ltd, 1987.

MLA Edition Citation

Albrechel, Hartmut, et al. Agricultural Extensions V .1. Basic Concepts and Methods. Wiley Eastern Ltd, 1987.