APA (7th ed.) Citation
PERROT-BEAUGERIE, A., & ET AL. (1989). AUTISME ET SYNDROME DE RETT. ASPECTS PEDOPSYCHIATRIQUES.
Chicago Style (17th ed.) Citation
PERROT-BEAUGERIE, A., and ET AL. AUTISME ET SYNDROME DE RETT. ASPECTS PEDOPSYCHIATRIQUES. 1989.
MLA (9th ed.) Citation
PERROT-BEAUGERIE, A., and ET AL. AUTISME ET SYNDROME DE RETT. ASPECTS PEDOPSYCHIATRIQUES. 1989.
Warning: These citations may not always be 100% accurate.