APA (7th ed.) Citation

Wigand, R. T., McGowan, P., & Betz, M. J. (1984). Appropriate technology: Choice and development. Duke University Press.

Chicago Style (17th ed.) Citation

Wigand, Rolf T., Pat McGowan, and Mathew J. Betz. Appropriate Technology: Choice and Development. Durham, N.C.: Duke University Press, 1984.

MLA (8th ed.) Citation

Wigand, Rolf T., et al. Appropriate Technology: Choice and Development. Duke University Press, 1984.