Author's Books

E-book
Who Donates in Campaigns?
Price
115.00 £
E-book
Psychometrics, Test Theory, and the Latent Factors Model
Price
94.95 £ * Old Price 95.95 £
E-book
Psychometrics, Test Theory, and the Latent Factors Model
Price
94.95 £ * Old Price 95.95 £