APA引文

Heron, A. M. Directory of the economic minerals of Pakistan. Geological Survey of Pakistan.

Chicago Style (17th ed.) Citation

Heron, Alexander Macmillan. Directory of the Economic Minerals of Pakistan. Karachi: Geological Survey of Pakistan.

MLA引文

Heron, Alexander Macmillan. Directory of the Economic Minerals of Pakistan. Geological Survey of Pakistan.

警告：这些引文格式不一定是100％准确.