Παραπομπή σε μορφή APA (7η εκδ.)

Vihma, S. (1995). Products as representations: A semiotic and aesthetic study of design products. University of Art and Design.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Vihma, Susann. Products as Representations: A Semiotic and Aesthetic Study of Design Products. Helsinki: University of Art and Design, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Vihma, Susann. Products as Representations: A Semiotic and Aesthetic Study of Design Products. University of Art and Design, 1995.