Martin, Walter, 1928-1989. Essential Christianity : a handbook of basic Christian doctrines / by Walter Martin. - Rev. 1980. - Santa Ana, Calif. : Vision House, c1980. - 128 p. ; 21 cm. ISBN: 0884490432 (pbk.) : $3.95 LCCN: 80051625 Subjects--Topical Terms: Theology, Doctrinal--Popular works. LC Class. No.: BT77 / .M28 1980 Dewey Class. No.: 230 / M379E