Cita APA (7a ed.)

Polish Ports Handbook (Szczecin). (1994). Polish Ports Handbook: [maritime economy and industry guide]. PPH.

Cita Chicago Style (17a ed.)

Polish Ports Handbook (Szczecin). Polish Ports Handbook: [maritime Economy and Industry Guide]. Szczecin: PPH, 1994.

Cita MLA (9a ed.)

Polish Ports Handbook (Szczecin). Polish Ports Handbook: [maritime Economy and Industry Guide]. PPH, 1994.