| Type | Book |
| Title | Ethnic Groups and Population Changes in Twentieth-Century Central-Eastern Europe |
| Author(s) | |
| Publisher | ME Sharpe |
| URL | https://books.google.md/books?hl=ro&lr;=&id=jLfX1q3kJzgC&oi=fnd&pg=PR11&dq;="Population+Census+"+Latvia+1959&ots=tfUWG5nkcJ&sig=UcL13KLeXUixYY9YTcQH-McDUC4&redir_esc=y#v=onepage&q="Population Census "Latvia 1959&f=false |
| » | Latvia - Population Census 1959 |
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| » | Latvia - Population Census 1979 |
| » | Latvia - Population Census 1989 |