Poems, verses and songs, 20th C. 
OBK20-004
- Title: Olerki-lanak
- Author: Alexander Tapia Perurena
- Researcher: Joxemiel Bidador
- Source: Olerki-lanak, Alexander Tapia Perurena (Joxemiel Bidadorren edizioa). Iruñeko Udala, 1999
- Editor: www.armiarma.com
- Owner: Euskarabidea-mediateka
- Permission to query: Free
- Permission to publish: Limited
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