APA (7th ed.) Citation

Dirks, W., & Bismarck, K. (1969). Nuevas fronteras. Sígueme.

Chicago Style (17th ed.) Citation

Dirks, Walter, and Klaus Bismarck. Nuevas Fronteras. Salamanca: Sígueme, 1969.

MLA (9th ed.) Citation

Dirks, Walter, and Klaus Bismarck. Nuevas Fronteras. Sígueme, 1969.

Warning: These citations may not always be 100% accurate.