Cita APA

Steele, G. A. Relationship between trait anxiety, school grades and personal problems of seventh grades in Costa Rica.

Citación estilo Chicago

Steele, Gerardo Alfonso. Relationship between Trait Anxiety, School Grades and Personal Problems of Seventh Grades in Costa Rica.

Cita MLA

Steele, Gerardo Alfonso. Relationship between Trait Anxiety, School Grades and Personal Problems of Seventh Grades in Costa Rica.

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