Details Details PDF BIBTEX RIS Title Investigating the impact of assertiveness training on assertiveness and Self-esteem of High School students Journal title Polish Psychological Bulletin Yearbook 2020 Volume vol. 51 Numer No 3 Authors Parray, Waqar Maqbool ; Kumar, Sanjay ; David, Blessy Elizabeth Keywords self-esteem ; students ; aggression ; assertiveness ; Submission Divisions of PAS Nauki Humanistyczne i Społeczne Coverage 171-176 Publisher Committee for Psychological Science PAS Date 2020.12.08 Type Article Identifier DOI: 10.24425/ppb.2020.134724