Recommended Reading on the Apache Wars

GENERAL HISTORIES:
From Cochise to Geronimo: The Chiricahua Apaches, 1874-1876, by Edwin R. Sweeney
The Apache Wars: The Hunt for Geronimo, the Apache Kid, and the Captive Boy Who Started the Longest War in American History, by Paul Andrew Hutton
The Conquest of Apacheria, by Dan L. Thrapp
Apaches: A History and Culture Portrait, by James L. Haley
On the Border with Crook: General George Crook, the American Indian Wars, and Life on the American Frontier, by John G. Bourke
'I Will Not Surrender the Hair of a Horse's Tail': The Victorio Campaign 1879, by Robert N. Watt

BIOGRAPHIES and MEMOIRS:
Cochise: Chiricahua Apache Chief, by Edwin R. Sweeney
Mangas Coloradas: Chief of the Chiricahua Apaches, by Edwin R. Sweeney
Geronimo, by Robert M. Utley
The Truth About Geronimo, by Britton Davis, and Milo Milton Quaife, ed. 
Lt. Charles Gatewood & His Apache Wars Memoir, by Charles B. Gatewood and Louis Kraft 
Al Sieber: Chief of Scouts, by Dan L. Thrapp