Cita APA (7a ed.)

Berlitz, M. D. (1903). First book for teaching modern languages: English part for adults : edition for Spain and Portugal. Siegfried Cronbach [etc.].

Cita Chicago Style (17a ed.)

Berlitz, M. D. First Book for Teaching Modern Languages: English Part for Adults : Edition for Spain and Portugal. Berlin [etc.]: Siegfried Cronbach [etc.], 1903.

Cita MLA (9a ed.)

Berlitz, M. D. First Book for Teaching Modern Languages: English Part for Adults : Edition for Spain and Portugal. Siegfried Cronbach [etc.], 1903.