LEAB, Daniel J. BARTER AND SELF-HELP GROUPS 1932-33.
American Studies
,
[S. l.]
, v. 7, n. 1, p. 15–24, 1966. DOI:
10.1353/amsj.v7i1.2211
. Disponível em:
https://journals.ku.edu/amsj/article/view/2211
. Acesso em: 13 apr. 2025.