Cita APA (7a ed.)

Bürger, E., & Bürger, M. (1989). Dictionary of information science in four languages: English, German, French, Russian. Elsevier.

Cita Chicago Style (17a ed.)

Bürger, Erich, y Marina Bürger. Dictionary of Information Science in Four Languages: English, German, French, Russian. Amsterdam [etc.]: Elsevier, 1989.

Cita MLA (9a ed.)

Bürger, Erich, y Marina Bürger. Dictionary of Information Science in Four Languages: English, German, French, Russian. Elsevier, 1989.