Παραπομπή σε μορφή APA (7η εκδ.)
Finish Forest and Park Service (Metsahallitus) & Finish Forest and Park Service (Metsahallitus). (2000). The principles of protected area management in Finland: Guidelines on the aims, function and management of state-owned protected areas. Finish Forest and Park Service (Metsahallitus).
Παραπομπή σε μορφή Chicago (17η εκδ.)
Finish Forest and Park Service (Metsahallitus) και Finish Forest and Park Service (Metsahallitus). The Principles of Protected Area Management in Finland: Guidelines on the Aims, Function and Management of State-owned Protected Areas. Finish Forest and Park Service (Metsahallitus), 2000.
Παραπομπή σε μορφή MLA (9th εκδ.)
Finish Forest and Park Service (Metsahallitus) και Finish Forest and Park Service (Metsahallitus). The Principles of Protected Area Management in Finland: Guidelines on the Aims, Function and Management of State-owned Protected Areas. Finish Forest and Park Service (Metsahallitus), 2000.
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