APA引文

Weinheim. (1986). Ullamann's Encyclopedia of Industrial Chemistry (5th ed.). VCH Verlagsgesellschaft.

Chicago Edition Citation

Weinheim. Ullamann's Encyclopedia of Industrial Chemistry. 5th ed. VCH Verlagsgesellschaft, 1986.

MLA引文

Weinheim. Ullamann's Encyclopedia of Industrial Chemistry. 5th ed. VCH Verlagsgesellschaft, 1986.

警告：这些引文格式不一定是100％准确.