APA-viite (7. p.)

CHRISTIE, A. (2016). AT BERTRAM'S HOTEL. HARPERCOLLINS PUBLISHERS.

Chicago-viite (17. p.)

CHRISTIE, AGATHA. AT BERTRAM'S HOTEL. LONDON: HARPERCOLLINS PUBLISHERS, 2016.

MLA-viite (9. p.)

CHRISTIE, AGATHA. AT BERTRAM'S HOTEL. HARPERCOLLINS PUBLISHERS, 2016.