APA引文

GILL ROBERT W. (1973). RENDERING WITH PEN+INK. THAMES & HUDSON.

芝加哥风格引文

GILL ROBERT W. RENDERING WITH PEN+INK. LONDON: THAMES & HUDSON, 1973.

MLA引文

GILL ROBERT W. RENDERING WITH PEN+INK. THAMES & HUDSON, 1973.

警告:这些引文格式不一定是100%准确.