Simplifying set theory; a programmed text /
Marks, Robert W.
Simplifying set theory; a programmed text / Robert W. Marks. - New York : Bantam Books, [1966] - 127 p. illus. 18 cm. - A unifact book. SU4 .
Set (Psychology)
BF 175 / M346s 1966
Simplifying set theory; a programmed text / Robert W. Marks. - New York : Bantam Books, [1966] - 127 p. illus. 18 cm. - A unifact book. SU4 .
Set (Psychology)
BF 175 / M346s 1966
