APA (7. basım) Alıntı

Foster, S., & Gayford, M. (2001). BP Portrait Award: 1990-2001 / Introductory essay by Martin Gayford. National Portrait Gallery.

Chicago Style (17. basım) Atıf

Foster, Susie, ve Martin Gayford. BP Portrait Award: 1990-2001 / Introductory Essay by Martin Gayford. National Portrait Gallery. London, 2001.

MLA (8th ed.) Atıf

Foster, Susie, ve Martin Gayford. BP Portrait Award: 1990-2001 / Introductory Essay by Martin Gayford. National Portrait Gallery. 2001.