A Ideia - Nº 18✱19 (1980) Sindicalismo em Questão
| Periodical Title | A Ideia |
| Director | João Freire |
| Contributing Writer | João Freire, Juan Gómez Casas, Luciano Lanza, Emídio Santana, Carlos Fontes, Carlos Trindade, Acácio Tomáz de Aquino |
| Printed by | Gráfica 2.000 |
| About/Subject | Anarchism |
| Format | Magazine |
| Language | Portuguese |
| Location | Portugal |
| Cover Date | 1980-11 |
| Pages / Font | 120 pages |
| Issue Number | 18-19 |
| Price | 80$00 |
Added by Xavier.Rafael