Hargreaves, R. (1978). MR. WORRY. Great Britain : World International Ltd..
芝加哥风格引文Hargreaves, Roger. MR. WORRY. Great Britain : World International Ltd., 1978.
MLA引文Hargreaves, Roger. MR. WORRY. Great Britain : World International Ltd., 1978.
警告：这些引文格式不一定是100％准确.