Coba jelasin Lihat juga dari Proses Haber dong

Haber-Bosch process, most important invention of the 20th century, according to V. Smil, Nature, July 29, 1999, p 415 (by Jürgen Schmidhuber)

Britannica guide to Nobel Prizes: Fritz Haber

Nobel e-Museum - Biography of Fritz Haber

BASF - Fertilizer out of thin air

Uses and Production of Ammonia

Haber Process for Ammonia Synthesis

Review of "Between Genius and Genocide: The Tragedy of Fritz Haber, Father of Chemical Warfare" by Daniel Charles