Παραπομπή σε μορφή APA (7η εκδ.)

Woolfson, C. (1982). The labour theory of culture: A re-examination of Engels's theory of human origins. Routledge & Kegan Paul.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Woolfson, Charles. The Labour Theory of Culture: A Re-examination of Engels's Theory of Human Origins. London : Boston: Routledge & Kegan Paul, 1982.

Παραπομπή σε μορφή MLA (9th εκδ.)

Woolfson, Charles. The Labour Theory of Culture: A Re-examination of Engels's Theory of Human Origins. Routledge & Kegan Paul, 1982.