Polska nad Bałtykiem.
Contributors: Kaluba, Bogdan, joint author.
Edition: [Wyd. 1.
Publisher: Państwowe Zakłady Wydawnictw Szkolnych
Published: 1972
Place of publication: Warszawa]
Language: pol
Number of pages: 147
Subjects: Shipping -- Poland.; Shipping -- Baltic Sea.
Notes: Bibliography: p. [145]
At head of title: Barbara i Bogdan Kalubowie.