Monograph
Dept. of Audiovisual Instruction, National Education Association of the United States
Elton Hocking
Dept. of Audiovisual Instruction. National Education Association of the United States c1967 2nd ed Monograph 2
Available at 25 libraries
Eleanor P. Godfrey
Dept. of Audiovisual Instruction, National Education Association of the United States c1967 Monograph no. 3
Available at 4 libraries
ed. by Don D. Bushnell, System Development Corporation
Dept. of Audiovisual Instruction : National Education Association of the United States c1964 Monograph 1
Available at 5 libraries
Dept. of Audiovisual Instruction : National Education Association of the United States c1964 Monograph 2
Available at 35 libraries
