248.4 HOU /1//1
Houghton, Al ;
Power of Agreement / Houghton, Al. — Plainfield, New Jersey : Logos International, 1981. — 124 с. ; 20 см.. — ISBN 0-88270-521-0 (soft cover)
ДКД 248.4 262.7
ДКД 248.4 262.7