APA način citiranja (7. izdanje)

Grönfors, K. (1982). Cargo key receipt and transport document replacement. Scandinavian University Books.

Čikaški stil citiranja (17. izdanje)

Grönfors, Kurt. Cargo Key Receipt and Transport Document Replacement. Göteborg: Scandinavian University Books, 1982.

MLA način citiranja (9. izdanje)

Grönfors, Kurt. Cargo Key Receipt and Transport Document Replacement. Scandinavian University Books, 1982.