Stanley Gibbons Publications Ltd. (1965). Stanley Gibbons whole world stamp catalogue: A priced catalogue of the postage stamps of the whole world, excluding varieties of paper, perforation, shade and watermark (13th ed.). Stanley Gibbons.
Chicago Style (17th ed.) CitationStanley Gibbons Publications Ltd. Stanley Gibbons Whole World Stamp Catalogue: A Priced Catalogue of the Postage Stamps of the Whole World, Excluding Varieties of Paper, Perforation, Shade and Watermark. 13th ed. Stanley Gibbons, 1965.
MLA (9th ed.) CitationStanley Gibbons Publications Ltd. Stanley Gibbons Whole World Stamp Catalogue: A Priced Catalogue of the Postage Stamps of the Whole World, Excluding Varieties of Paper, Perforation, Shade and Watermark. 13th ed. Stanley Gibbons, 1965.
Warning: These citations may not always be 100% accurate.