Jensen, R., Spector, D. Teaching Mathematics to Young Children. Englewood Cliffs: Prentice-Hall, Inc., 1984 210 p.,il. 0-13-894204-8.
Jensen, R., Spector, D. Teaching Mathematics to Young Children. Englewood Cliffs: Prentice-Hall, Inc., 1984 210 p.,il. 0-13-894204-8.
Jensen, R., Spector, D. (1984) Teaching Mathematics to Young Children, Englewood Cliffs: Prentice-Hall, Inc. 210 p.,il. 0-13-894204-8.
Jensen, R., & Spector, D. (1984). Teaching Mathematics to Young Children. A Basic Guide. Englewood Cliffs: Prentice-Hall, Inc., 210 p.,il.
Jensen R, Spector D. Teaching Mathematics to Young Children: A Basic Guide. Englewood Cliffs: Prentice-Hall, Inc.; 1984. p. 210 p.,il. ISBN: 0-13-894204-8.