Cassell, J. (1980). Ethical principles for conducting fieldworkAmerican Anthropologist, 82, 28-41.
2.
Du Bois, C. (1973). Appendix to the preface of 1944. In T. Weaver (Ed.), To see ourselves: Anthropology and modern social issues (pp. 31-32). Glenview, IL: Scott, Foresman.