Cita APA (7a ed.)

Jequier, N., & Blanc, G. (1979). Appropriate technology directory. Development Centre of the Organisation for Economic Co-operation and Development.

Cita Chicago Style (17a ed.)

Jequier, Nicolas, y Gerard Blanc. Appropriate Technology Directory. Paris: Development Centre of the Organisation for Economic Co-operation and Development, 1979.

Cita MLA (9a ed.)

Jequier, Nicolas, y Gerard Blanc. Appropriate Technology Directory. Development Centre of the Organisation for Economic Co-operation and Development, 1979.