APA引文

CHRISTIE AGATHA. (1970). PASSENGER TO FRANKFURT. HARPER COLLINS PUBLISHERS.

芝加哥风格引文

CHRISTIE AGATHA. PASSENGER TO FRANKFURT. NEW DELHI: HARPER COLLINS PUBLISHERS, 1970.

MLA引文

CHRISTIE AGATHA. PASSENGER TO FRANKFURT. HARPER COLLINS PUBLISHERS, 1970.

警告：这些引文格式不一定是100％准确.