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Books about Sierks:
The Sierks Family Heritage Book by Beatrice Bayley (1984)
Taken Captive: The Secret to Capturing your piece of America's multi-billion dollar insurance industry by R. Wesley... by R. Wesley Sierk III (1011)
Sierk Schroder, schilder en tekenaar (Dutch Edition) by Anna Wagner (1978)
Organizational Ethnography: Studying the Complexity of Everyday Life [Paperback]  (Author) Sierk Ybema,... (2009)
Wiki information Sierks:
Sierksdorf is a municipality in the district of Ostholstein, in Schleswig-Holstein, Germany.