APA引文

Pakistan. Export Promotion Bureau. Export commodities of Pakistan. Export Promotion Bureau.

Chicago Style (17th ed.) Citation

Pakistan. Export Promotion Bureau. Export Commodities of Pakistan. Karachi: Export Promotion Bureau.

MLA引文

Pakistan. Export Promotion Bureau. Export Commodities of Pakistan. Export Promotion Bureau.

警告：这些引文格式不一定是100％准确.