Cita APA (7a ed.)

Riegelman, N. (2016). 9 Heads: A guide to drawing fashion (Fourth edition, revised.). 9 Heads Media.

Cita Chicago Style (17a ed.)

Riegelman, Nancy. 9 Heads: A Guide to Drawing Fashion. Fourth edition, revised. [Los Angeles, Calif.]: 9 Heads Media, 2016.

Cita MLA (9a ed.)

Riegelman, Nancy. 9 Heads: A Guide to Drawing Fashion. Fourth edition, revised. 9 Heads Media, 2016.