فرق میان وعده و قرار داد. د سلام نړیواله علمي مجله, [S. l.], v. 6, n. 11, p. 95–105, 2022. DOI: 10.64104/v6.Issue11.n5.2022. Disponível em: https://journal.salam.edu.af/index.php/online/article/view/99. Acesso em: 6 dec. 2025.