Cita APA (7th ed.)
Congdon, R. introduction to appropriate technology: Towards a simpler life-style. Rodale Press,Inc.
Cita Chicago (17th ed.)
Congdon, R.J. Introduction to Appropriate Technology: Towards a Simpler Life-style. Emmaus [USA]: Rodale Press,Inc.
Cita MLA (9th ed.)
Congdon, R.J. Introduction to Appropriate Technology: Towards a Simpler Life-style. Rodale Press,Inc.
Atenció: Aquestes cites poden no estar 100% correctes.