TREND SETTERS BOOKS LTD. (2009). THE MOST UP- TO- DATE SERIES OF GENERAL KNOWLEDGE NEW FACT FINDER - 2. TREND SETTERS BOOKS LTD.
Chicago-referens (17:e uppl.)TREND SETTERS BOOKS LTD. THE MOST UP- TO- DATE SERIES OF GENERAL KNOWLEDGE NEW FACT FINDER - 2. TREND SETTERS BOOKS LTD, 2009.
MLA-referens (9:e uppl.)TREND SETTERS BOOKS LTD. THE MOST UP- TO- DATE SERIES OF GENERAL KNOWLEDGE NEW FACT FINDER - 2. TREND SETTERS BOOKS LTD, 2009.
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