Plum, W. (1974). Natural science and technology on the road to the industrial revolution. Friedrich-Ebert-Stiftung.
Citazione stile Chigago Style (17a edizione)Plum, Werner. Natural Science and Technology on the Road to the Industrial Revolution. Bonn-Bad Godesberg: Friedrich-Ebert-Stiftung, 1974.
Citatione MLA (9a ed.)Plum, Werner. Natural Science and Technology on the Road to the Industrial Revolution. Friedrich-Ebert-Stiftung, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.