Organisation for Economic Co-operation and Development (OECD) & Organisation for Economic Co-operation and Development. Committee on Tourism. (2008). OECD tourism trends and policies / OECD. OECD.
Cytowanie według stylu Chicago (wyd. 17)Organisation for Economic Co-operation and Development (OECD) i Organisation for Economic Co-operation and Development. Committee on Tourism. OECD Tourism Trends and Policies / OECD. Paris: OECD, 2008.
Cytowanie według stylu MLA (wyd. 8)Organisation for Economic Co-operation and Development (OECD) i Organisation for Economic Co-operation and Development. Committee on Tourism. OECD Tourism Trends and Policies / OECD. OECD, 2008.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..