Cultural Anthropology is now a necessity for mission studies. Surely no student of inculturation would want to miss out course material on cultural anthropology, especially if is in good quality and produced by a top university. The good news is MIT (Massachusetts Institute of Technology) has just a course like this. Under its Open Courseware, MIT has since make the undergraduate (and some graduate) level Anthropology Courses available online. The emphasis of some of these courses are on Cultural Anthropology. The Introduction to Anthropology, for example, gives students a good basic grasp of Anthropology from the cultural perspectives.
Amongst the courses made available are Anthropological Theory, Seminar in Ethnography and Fieldwork, Myth, Ritual, and Symbolism, Identity and Difference, Gender, Sexuality, and Society, Ethnic and National Identity, Rethinking the Family, Sex, and Gender, Power: Interpersonal, Organizational and Global Dimensions, Culture, Embodiment and the Senses, Food and Culture, Anthropology Through Speculative Fiction, Marketing, Microchips and McDonalds: Debating Globalization, Documenting Culture, Technology and Culture, Energy Decisions, Markets, and Policies, Cross-Cultural Investigations: Technology and Development, Social Theory and Analysis (Graduate level), and The Anthropology of Cybercultures (Graduate level).
The course syllabus, structure/calendar, reading list, lecture notes, assignments, and study materials are all free for download online.
By the way, there are of course resources which deals with the relationship between missiology and anthropology. Anthropological Insights for Missionaries by Hiebert is one of them.