TY  - BOOK
AU  - Villanueva, Aida S., Ph. D.
TI  - Prepositions made very easy: : avoid getting bogged down in prepositions!
SN  - 978-971-93593-6-4
U1  - Fil. 428 V718 2007 
PY  - 2007///
CY  - Mandaluyong City
PB  - Golden Axis Graphics, Inc.
KW  - English language - Standard usage
ER  -