Gaya APA

Hogarth, B. (1989). Drawing the human head : proportions, head types, structure, anatomy, aging, facial features, movement . new york: watson-guptill publications.

Gaya MLA

Hogarth, Burne. "Drawing the human head : proportions, head types, structure, anatomy, aging, facial features, movement". new york: watson-guptill publications, 1989. .