Gaya APA
Swanson, C, P., Montgomery, J, D. (NULL).
Alternatives and decisions in educational planning 22 .
Paris::
Paris: Unesco; 1976.
Gaya MLA
Swanson, Carl, P.., Montgomery, John, D.
"Alternatives and decisions in educational planning 22".
Paris::
Paris: Unesco; 1976,
NULL.
Text.