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Vienna City Library

Pseudo-Aristoteles

National and University Library of Slovenia

Public Library Pencho Slaveykov, Varna

Innsbruck: Universitäts- und Landesbibliothek Tirol

Innsbruck: Universitäts- und Landesbibliothek Tirol

Jean-Baptiste Lamark (1744-1829); Jean-Baptiste De Monet Lamarck [070]

Costache Sturza Library

Dan Munteanu; Dan Munteanu (biolog) (1937-2017) [070]

Costache Sturza Library

Măndica Mardare; Măndica Mardare (1932-2015) [070]

Costache Sturza Library

dr. V. Sporici; Vasile Sporici (1931-2004)

Costache Sturza Library

dr. Mihai Băcescu (membru corespondent al Academiei R.S.R., directorul Muzeului ”Gr. Antipa”); Mihai C. Băcescu (1908-1999)

Costache Sturza Library

Стефанов, Слави

Public Library Pencho Slaveykov, Varna

Public Library Pencho Slaveykov, Varna

Public Library Pencho Slaveykov, Varna

Rude, A.

Public Library Pencho Slaveykov, Varna

Вълчев, Р.

Public Library Pencho Slaveykov, Varna

Янков, А.

Public Library Pencho Slaveykov, Varna

Свраков, Константин

Public Library Pencho Slaveykov, Varna

Public Library Pencho Slaveykov, Varna

Борлаков, Антон

Public Library Pencho Slaveykov, Varna

Public Library Pencho Slaveykov, Varna

Public Library Pencho Slaveykov, Varna

Борлаков, Антон

Public Library Pencho Slaveykov, Varna

Кръстев, Иван

Public Library Pencho Slaveykov, Varna

Шарелман, Хайнрих

Public Library Pencho Slaveykov, Varna