Citazione APA

Shugar, J. G., & Shugar, R. A. B. (1973). Chemical technician's ready reference handbook. McGraw-Hill.

Stile di citazione Chicago

Shugar, J. Gershon, e Ronald A. Bauman Shugar. Chemical Technician's Ready Reference Handbook. New York: McGraw-Hill, 1973.

Citazione MLA

Shugar, J. Gershon, e Ronald A. Bauman Shugar. Chemical Technician's Ready Reference Handbook. McGraw-Hill, 1973.