Cita APA (7a ed.)

Snellgrove, L. (1974). The Modern World since 1870 (1. ed.). Longman.

Cita Chicago Style (17a ed.)

Snellgrove, L.E. The Modern World Since 1870. 1. ed. London: Longman, 1974.

Cita MLA (8a ed.)

Snellgrove, L.E. The Modern World Since 1870. 1. ed. Longman, 1974.