often use 本箱、本棚 at home At home, we don't call it "書架","書棚" often use 書架、書棚　at office At office, we don't call it "本棚","本箱".

I think 本棚 is the most often used. 本箱 is a box of books, so it must be smaller than 本棚.　i don't use 書棚 so often. I think it's a written word.

often use 本箱、本棚 at home At home, we don't call it "書架","書棚" often use 書架、書棚　at office At office, we don't call it "本棚","本箱".