TY  - BOOK
AU  - Selby,Peter H.
TI  - Interpreting graphs and tables
T2  - Self-teaching guides
SN  - 0471775592
AV  - QA90 .S44 1976
PY  - 1976///
CY  - New York 
PB  - Wiley 
KW  - Graphic methods
KW  - Programmed instruction
KW  - METODOS GRAFICOS
KW  - ENSENANZA PROGRAMADA
N1  - Includes index; Incluye indice
ER  -