Cita APA (7a ed.)

(2011). Laboratorios Holcim, Holderbank: 2008. 2G, 2011(60), .

Cita Chicago Style (17a ed.)

"Laboratorios Holcim, Holderbank: 2008." 2G 2011(60) (2011).

Cita MLA (9a ed.)

"Laboratorios Holcim, Holderbank: 2008." 2G, vol. 2011(60), 2011.