APA način citiranja (7. izdanje)

American Institute of Chemical Engineers. Center for Chemical Process Safety & American Institute of Chemical Engineers. Center for Chemical Process Safety. (1991). 1991 CCPS/AIChE directory of chemical process safety services. N.Y.

Čikaški stil citiranja (17. izdanje)

American Institute of Chemical Engineers. Center for Chemical Process Safety i American Institute of Chemical Engineers. Center for Chemical Process Safety. 1991 CCPS/AIChE Directory of Chemical Process Safety Services. New York: N.Y, 1991.

MLA način citiranja (9. izdanje)

American Institute of Chemical Engineers. Center for Chemical Process Safety i American Institute of Chemical Engineers. Center for Chemical Process Safety. 1991 CCPS/AIChE Directory of Chemical Process Safety Services. N.Y, 1991.