PIOTROWSKI, C. M. (1989). Professional Practice For Interior Designers Christine M. Piotrowski. Van Nostrand Reinhold.
Chicago-viite (17. p.)PIOTROWSKI, Christine M. Professional Practice For Interior Designers Christine M. Piotrowski. Van Nostrand Reinhold, 1989.
MLA-viite (8. p.)PIOTROWSKI, Christine M. Professional Practice For Interior Designers Christine M. Piotrowski. Van Nostrand Reinhold, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.