Style de citation APA

Allardyce, A., Genzel, P., & Lethève, J. (1978). Letters for the international exchange of publications: A guide to their composition in English, French, German, Russian and Spanish. Verl. Dokumentation Saur.

Style de citation Chicago

Allardyce, Alexander, Peter Genzel, et Jacques Lethève. Letters for the International Exchange of Publications: A Guide to Their Composition in English, French, German, Russian and Spanish. München [u.a.]: Verl. Dokumentation Saur, 1978.

Style de citation MLA

Allardyce, Alexander, et al. Letters for the International Exchange of Publications: A Guide to Their Composition in English, French, German, Russian and Spanish. Verl. Dokumentation Saur, 1978.