The Kif Strike Back Hardcover – January 1, 1985 by C. J. Cherryh 
Book 3 of 5: Chanur
 
The third volume of the Chanur saga, set in the Alliance-Union universe, featuring the alien spaceship captain Pyanfar Chanur and her human crewmate Tully.

When the kif seized Hilfy and Tully, hani and human crewmembers of The Pride of Chanur, they issued a challenge Pyanfar, the captain of the Pride, couldn't ignore, a challenge that would take Pyanfar and her shipmates to Mkks station and into a deadly confrontation between kif, hani, mahendo'sat, and human. And what began as a simple rescue attempt soon blossomed into a dangerous game of interstellar politics, where today's ally could become tomorrow's executioner, and where methane breathers became volatile wild cards playing for stakes no oxy breather could even begin to understand....
 
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