APA-viite

CROWTHER.J.G. (1952). BRITISH SCIENTISTS OF THE TWENTIETH CENTURY. ROUTLEDGE & KEGAN PAUL LTD.

Chicago-tyylinen lähdeviittaus

CROWTHER.J.G. BRITISH SCIENTISTS OF THE TWENTIETH CENTURY. LONDON: ROUTLEDGE & KEGAN PAUL LTD, 1952.

MLA-viite

CROWTHER.J.G. BRITISH SCIENTISTS OF THE TWENTIETH CENTURY. ROUTLEDGE & KEGAN PAUL LTD, 1952.