What does bk stand for?
bk stands for "Bielefelder Katalog"
How to abbreviate "Bielefelder Katalog"?
"Bielefelder Katalog" can be abbreviated as bk
What is the meaning of bk abbreviation?
The meaning of bk abbreviation is "Bielefelder Katalog"
What does bk mean?
bk as abbreviation means "Bielefelder Katalog"
