Editore: DeVRY, 1955
Da: Blue Heron Books, Claremont, CA, U.S.A.
Soft cover. Condizione: VG. 1st. Green paper cover. Clean unworn copy. 24 p. + practice problem solutions.
Editore: DeVRy, 1955
Da: Blue Heron Books, Claremont, CA, U.S.A.
Soft cover. Condizione: VG. 1st. Green paper cover. Clean unworn copy. 23 p. + diagrams.
Editore: Devry, 1955
Da: Blue Heron Books, Claremont, CA, U.S.A.
Soft cover. Condizione: Very Good. No Jacket. 18 volumes of training series including Lessons RJA-18A through RJA20A; RJA-1B, 3B, 5B, 7B, 15B and 17B; RJA-4C, 6C,10C, 14C, 16C; and RJA-2X, 11X, 12XS, 13X.