Styl cytowania APA

Kühnhardt, L., Lehmann, H. V. e. V., Mertes, A. G. P., & German historical institute. (1993). Ideals and interests in recent German foreign policy. German historical institute.

Styl cytowania Chicago

Kühnhardt, Ludger, Hartmut Verfasser*in eines Vorworts Lehmann, Alois Gefeierte Person Mertes, i German historical institute. Ideals and Interests in Recent German Foreign Policy. Washington [D.C.]: German historical institute, 1993.

Styl cytowania MLA

Kühnhardt, Ludger, et al. Ideals and Interests in Recent German Foreign Policy. German historical institute, 1993.