Kopacz, Z., Morgaś, W., & Urbański, J. (1999). The development's problems of the contemporary maritime navigaton. Departament of Scientific Publications of the Martime Institute.
Citazione stile Chigago Style (17a edizione)Kopacz, Zdzisław, Wacław Morgaś, e Józef Urbański. The Development's Problems of the Contemporary Maritime Navigaton. Gdańsk: Departament of Scientific Publications of the Martime Institute, 1999.
Citatione MLA (9a ed.)Kopacz, Zdzisław, et al. The Development's Problems of the Contemporary Maritime Navigaton. Departament of Scientific Publications of the Martime Institute, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.