Riegelman, N. (2016). 9 Heads: A guide to drawing fashion (Fourth edition, revised.). 9 Heads Media.
Chicago Style (17th ed.) CitationRiegelman, Nancy. 9 Heads: A Guide to Drawing Fashion. Fourth edition, revised. [Los Angeles, Calif.]: 9 Heads Media, 2016.
MLA (9th ed.) CitationRiegelman, Nancy. 9 Heads: A Guide to Drawing Fashion. Fourth edition, revised. 9 Heads Media, 2016.
Warning: These citations may not always be 100% accurate.