Tordesillas, R. N. (1990). An exporter/importer's quick guide to containerized liner shipping. World Media Groove.
Chicago-viite (17. p.)Tordesillas, Roberto N. An Exporter/importer's Quick Guide to Containerized Liner Shipping. Quezon City: World Media Groove, 1990.
MLA-viite (9. p.)Tordesillas, Roberto N. An Exporter/importer's Quick Guide to Containerized Liner Shipping. World Media Groove, 1990.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.