Citazione APA

Shugar, G. J., & Ballinger, J. T. (1996). Chemical technicians ready reference handbook. McGraw-Hill.

Stile di citazione Chicago

Shugar, Gershon J., e Jack T. Ballinger. Chemical Technicians Ready Reference Handbook. N.Y: McGraw-Hill, 1996.

Citazione MLA

Shugar, Gershon J., e Jack T. Ballinger. Chemical Technicians Ready Reference Handbook. McGraw-Hill, 1996.