Cita APA (7a ed.)

Robottom, J., & O'Neill, M. H. (1971). Vietnam and her neighbours (1. publ., 2. impression.). Longman.

Cita Chicago Style (17a ed.)

Robottom, John, y M. H. O'Neill. Vietnam and Her Neighbours. 1. publ., 2. impression. London: Longman, 1971.

Cita MLA (9a ed.)

Robottom, John, y M. H. O'Neill. Vietnam and Her Neighbours. 1. publ., 2. impression. Longman, 1971.