PING, Elizabeth. Keeping Abreast of the Multiple Biological, Cultural, and Psycho-Social Barriers to Breastfeeding in Modern Society. Kultura-Społeczeństwo-Edukacja, [S. l.], v. 5, n. 1, p. 41–53, 2014. Disponível em: https://pressto.amu.edu.pl/index.php/kse/article/view/11008. Acesso em: 22 grudz. 2024.