APA(7版)引用形式

Hammond, L. (1997). How to draw portraits in colored pencil from photographs. North Light.

Chicagoスタイル(17版)引用形式

Hammond, Lee. How to Draw Portraits in Colored Pencil from Photographs. Cincinnati: North Light, 1997.

MLA(9版)引用形式

Hammond, Lee. How to Draw Portraits in Colored Pencil from Photographs. North Light, 1997.

警告: この引用は必ずしも正確ではありません.