SAILLER, Gerhard. The importance of high-quality training for diplomatic staff as a guarantee for a successful foreign policy. Public Administration and Civil Service, Нур-Султан, Казахстан, n. 2, p. 205, 2014. Disponível em: https://journal.apa.kz/index.php/path/article/view/436. Acesso em: 1 dec. 2025.