Bielefeld, B., & Skiba, I. (2013). Basics Technical Drawing. Birkhäuser Verlag.
Chicago Style (17th ed.) CitationBielefeld, Bert, and Isabella Skiba. Basics Technical Drawing. Basel: Birkhäuser Verlag, 2013.
MLA (9th ed.) CitationBielefeld, Bert, and Isabella Skiba. Basics Technical Drawing. Birkhäuser Verlag, 2013.
Warning: These citations may not always be 100% accurate.