Home › Authors › John Formby 👤 John Formby 3 books Books by John Formby American Civil War, a Concise American Civil War, a Concise History of Its Causes, Progress, and Results 2008 Economics of the Firm, and Eco Economics of the Firm, and Economics Organization and Management, Package 1993 Introduction To the Mathematic Introduction To the Mathematical Formulation Of 1965