R. Piper und Co. (1964). Piper-Almanach.
Chicago Style (17th ed.) CitationR. Piper und Co. Piper-Almanach. München [u.a.], 1964.
MLA (8th ed.) CitationR. Piper und Co. Piper-Almanach. 1964.
Warning: These citations may not always be 100% accurate.