TY  - GEN
AU  - FRAENKEL, J R.
AU  - WALLEN, N. & HYUN H, H.
TI  - How to Design and Evaluate Research in Education
SN  - 978-1-265-18481-0
U1  - 370.7 
PY  - 2023///
CY  - United Sate
PB  - Mc Graw Hill
ER  -