Cita APA (7a ed.)

Christie, A. (1970). Taken at the flood (1st issued in Fontana Books, 3rd impression.). Collins.

Cita Chicago Style (17a ed.)

Christie, Agatha. Taken at the Flood. 1st issued in Fontana Books, 3rd impression. London [etc.]: Collins, 1970.

Cita MLA (9a ed.)

Christie, Agatha. Taken at the Flood. 1st issued in Fontana Books, 3rd impression. Collins, 1970.