TY  - GEN
AU  - Perry, John
AU  - Williams, Jean
TI  - Relationship of intensity and direction of competitive trait anxiety to skill level and gender in tennis
KW  - Psicologia Social
KW  - 3000 - Psicologia Social
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r6.htm
ER  -