Styl cytowania APA

Nichols, J. A., & Nichols, J. A. (1987). The year of the three Kaisers: Bismarck and the German succession, 1887-88. Univ. of Illinois Pr.

Styl cytowania Chicago

Nichols, John A., i J. Alden Nichols. The Year of the Three Kaisers: Bismarck and the German Succession, 1887-88. Urbana, Ill. [u.a.]: Univ. of Illinois Pr, 1987.

Styl cytowania MLA

Nichols, John A., i J. Alden Nichols. The Year of the Three Kaisers: Bismarck and the German Succession, 1887-88. Univ. of Illinois Pr, 1987.