{'en_US': 'Self-Efficacy, Teacher Leadership and Teacher Professionalism in Secondary School'}

• Anisa Rara Tyaningsih,
• Suryadi Suryadi,
• Desi Rahmawati

Affiliations

Anisa Rara Tyaningsih

{'en_US': 'Universitas Negeri Jakarta, Indonesia'}

Suryadi Suryadi

{'en_US': 'Universitas Negeri Jakarta, Indonesia'}

Desi Rahmawati

{'en_US': 'Universitas Negeri Jakarta, Indonesia'}