(原始内容存档于2011-02-26). Bibliography on Michigan lighthouses. Crompton, SamuelWillard & Michael J. Rhein, The Ultimate Book of Lighthouses (2002) ISBN 1-59223-102-0;
Pineapple Press Inc. 2005: 33, 38. ISBN 1-56164-335-1. Hennemann, III, Willard W. Energetics, Behavior and the Zoogeography of Anhingas and Double-Crested