TY  - BOOK
AU  - Kalalang, Sally S.
AU  - Kalangkang, Avelino P.
TI  - Questioned document examination: an instructional handbook 
AV  - HV 8074 .K124 2009
PY  - 2009///
CY  - Quezon City
PB  - Wiseman's Book Trading
KW  - Legal documents
KW  - Writing
ER  -