Practical multivar ...
Categorical data a ...
An introduction to ...
Cluster analysis
Introduction to re ...
Interpreting and u ...
Regression analysi ...
Logistic regressio ...
Time series data a ...
El universo : de l ...
El universo (II) : ...
Introduction to as ...
L'espace : etoiles ...
The universe
New horizons in as ...
Certamen Alberto M ...
Les grandes enigme ...
Loin
On the revolutions