Complex sentence: In 1989 Janeway published his final book, "The Economics of Chaos", which once again reflected the influence of the 1940s mobilization model on Janeway's thinking as he called for mobilizing the country's hidden assets.
Split into simpler sentences: In 1989 Janeway published his final book, "The Economics of Chaos". This book once again reflected the influence of the 1940s mobilization model on Janeway's thinking, as he called for mobilizing the country's hidden assets.