Frank, G. (2005). The reason of acting: Melanchthon's concept of practical philosophy and the question of the unity and consistency of his philosophy. Moral philosophy on the threshold of modernity.

Frank, Günter. "The Reason of Acting: Melanchthon's Concept of Practical Philosophy and the Question of the Unity and Consistency of His Philosophy." Moral Philosophy On the Threshold of Modernity 2005.

Frank, Günter. "The Reason of Acting: Melanchthon's Concept of Practical Philosophy and the Question of the Unity and Consistency of His Philosophy." Moral Philosophy On the Threshold of Modernity 2005.