TY  - BOOK
AU  - Valkenburg,Mac E.Van
TI  - Network analysis
SN  - 0136110959 (hardcover)
PY  - 1974///
CY  - [S.l.]
PB  - Prentice Hall College Div
UR  - http://www.amazon.com/exec/obidos/ASIN/0136110959/chopaconline-20
ER  -