B
ERKSHIRE
H
ATHAWAY
INC.
2017 First Quarter Report (PDF file)
2017 First Quarter XBRL files
brka-20170331.xml
brka-20170331.xsd
brka-20170331_cal.xml
brka-20170331_def.xml
brka-20170331_lab.xml
brka-20170331_pre.xml
SEC XBRL Web Page
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