411 REFERENCE · Wikibooks
Shelf:Engineering
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Engineering
These books relate to engineering as a whole. For subshelves, see the department.
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de:Regal:Maschinenbau
it:Ripiano:Ingegneria
ja:工学
ml:വിഷയം:എഞ്ചിനീയറിംഗ്