Cita APA (7a ed.)

Lloyd, C., & Millar, O. (1991). The Queen's pictures: Royal collectors through the centuries. National Gallery Publications.

Cita Chicago Style (17a ed.)

Lloyd, Christopher, y Oliver Millar. The Queen's Pictures: Royal Collectors Through the Centuries. London: National Gallery Publications, 1991.

Cita MLA (9a ed.)

Lloyd, Christopher, y Oliver Millar. The Queen's Pictures: Royal Collectors Through the Centuries. National Gallery Publications, 1991.