APA-čujuhus (7. p.)
Silvester, H. A Window on Africa: Ethiopian Portraits. Thames and Hudson.
Chicago-čujuhus (17. p.)
Silvester, Hans. A Window on Africa: Ethiopian Portraits. Londres, Inglaterra: Thames and Hudson.
MLA-čujuhus (9. p.)
Silvester, Hans. A Window on Africa: Ethiopian Portraits. Thames and Hudson.
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