Gaya APA

Armarego, W, L., Chai, C, L, L. (2012). Purification of Laboratory Chemicals (7 edition). Unitid Kingdom: Butterworth-Heinemann.

Gaya MLA

Armarego, Wilferd, L.F., Chai, Christiana, Li, Lin. "Purification of Laboratory Chemicals". 7 edition Unitid Kingdom: Butterworth-Heinemann, 2012. Text.