Zapomniane dziedzictwo
Subtitle: nie istniejące już cerkwie w dorzeczu Biebrzy i Narwi
By: Grzegorz Sosna, Antonina Troc-Sosna.
Contributors: Troc-Soska, Antonina.
Publisher: Orthdruk
Published: 2002
Place of publication: Białystok
Language: pol
Number of pages: 319
Subjects: Orthodox Eastern Church -- Poland -- Biebrza River Valley -- History.; Orthodox Eastern church buildings -- Poland -- Biebrza River Valley -- History.; Orthodox Eastern Church -- Narew River Valley (Belarus and Poland) -- History.; Orthodox Eastern church buildings -- Narew River Valley (Belarus and Poland) -- History.; Biebrza River Valley (Poland) -- Church history.; Narew River Valley (Belarus and Poland) -- Church history.
Notes: Includes bibliographical references (p. 308-312) and index.

Summaries in Ukrainian and English.