APA (7th ed.) Citation

Williams, D. H. (1982). Welsh history through seals. Amgueddfa Genedlaethol Cymru.

Chicago Style (17th ed.) Citation

Williams, David H. Welsh History Through Seals. Cardiff: Amgueddfa Genedlaethol Cymru, 1982.

MLA (9th ed.) Citation

Williams, David H. Welsh History Through Seals. Amgueddfa Genedlaethol Cymru, 1982.

Warning: These citations may not always be 100% accurate.