Valli, M., & Ibarra, A. Walk the line: The art of drawing.
芝加哥风格引文Valli, Marc, 与 Ana Ibarra. Walk the Line: The Art of Drawing.
MLA引文Valli, Marc, 与 Ana Ibarra. Walk the Line: The Art of Drawing.
警告：这些引文格式不一定是100％准确.
APA引文