Anxiety and educational achievement /

• Main Author: Gaudry, Eric (συγγραφέας)
• Other Authors: Spielberger, Charles Donald, 1927- (συγγραφέας)
• Format: Book
• Language: English
• Published: Sydney : John Wiley & Sons, 1973.
• Subjects: Παιδαγωγική ψυχολογία; Άγχος