1.
Engraved gems. London: Thames & Hudson; 1968.
Engraved gems. London : Thames & Hudson, 1 juin 1968
Boardman John. (1968). Engraved gems: The Ionides Collection. Thames & Hudson.
MLA (8th ed.) CitationBoardman John. Engraved Gems: The Ionides Collection. Thames & Hudson, 1968.
Warning: These citations may not always be 100% accurate.