(2012). THE PEOPLE WHO CHANGED THE WORLD KARL MARX: MOST INFLUENTIAL PHILOSOPHER OF THE MODERN WORLD (1st.). VIJAY GOEL.
芝加哥风格引文THE PEOPLE WHO CHANGED THE WORLD KARL MARX: MOST INFLUENTIAL PHILOSOPHER OF THE MODERN WORLD. 1st. NEW DELHI: VIJAY GOEL, 2012.
MLA引文THE PEOPLE WHO CHANGED THE WORLD KARL MARX: MOST INFLUENTIAL PHILOSOPHER OF THE MODERN WORLD. 1st. VIJAY GOEL, 2012.
警告：这些引文格式不一定是100％准确.