Donaldson, Stephen R. The power that preserves / [electronic resource] / Stephen R. Donaldson.. — Book club ed.. — New York : : Holt, Rinehart and Winston,, c1977.. — xiii, 392 p. : : map ; 22 cm. - Donaldson, Stephen R. Chronicles of Thomas Covenant, the Unbeliever (Holt, Rinehart, and Winston, inc.) .