A companion of the cognitive and audio-lingual approaches to foreign language instruction : the Pennsylania foreign language project /
Philip D. Smith.
- Philadelphia, Pa. : Center for Curriculum Development, 1970.
- xxiii, 380 p.
Bibliography: p. 273-276.
Langauges, Modern - --Study and teaching --Pennsylvania. Languages, Modern --Study and teaching --Audio-visual aids. Language laboratories.