TY  - BOOK
AU  - Collett,Nancy E.
AU  - Engel,Kevin F.
TI  - Milango ifunguliwe: maelezo ya vifaa kwa viongozi wa mafunzo mbalimbali 
PY  - 1979///
CY  - Dodoma
PB  - Central Tanganyika Press
KW  - Audio-visual materials
KW  - Teaching
KW  - Aids and devices
ER  -