by L.D. Landau and E.M. Lifshitz ; translated from the Russian by J.B. Sykes and J.S. Bell ; : hardcover, : flexicover, : flexicover. -- 3rd ed., rev. and enl. with the assistance of L.P. Pitaevskii. -- Pergamon Press, 1977. -- (Course of theoretical physics ; v. 3). -- Volumes:: hardcover<Books>