APA

Cracknell j. R., Concawe, . (1993). Using the hedset program on a personal computer to create data sets for the existing substances regulation 793/93 of 23 march 1993. Brussels: Concawe.

Chicago

Cracknell john R, Concawe, . 1993. Using the hedset program on a personal computer to create data sets for the existing substances regulation 793/93 of 23 march 1993. Brussels: Concawe.

Harvard

Cracknell j. R., Concawe, . (1993). Using the hedset program on a personal computer to create data sets for the existing substances regulation 793/93 of 23 march 1993. Brussels: Concawe.

MLA

Cracknell john R, Concawe, . Using the hedset program on a personal computer to create data sets for the existing substances regulation 793/93 of 23 march 1993. Brussels: Concawe. 1993.