(1909). [Fedor Fridrich Ruppeldt so spolužiakmi]. s.n.].
Chicago Style (17th ed.) Citation[Fedor Fridrich Ruppeldt so Spolužiakmi]. [S.l: s.n.], 1909.
MLA (9th ed.) Citation[Fedor Fridrich Ruppeldt so Spolužiakmi]. s.n.], 1909.
Warning: These citations may not always be 100% accurate.
