| APA | Norwegian Heart and Lung (NHL). (2012, February 14). In Acronym Geek. Retrieved 06:00, February 14, 2012, from http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung |
| MLA | "Norwegian Heart and Lung (NHL)." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung>. |
| MHRA | 'Norwegian Heart and Lung (NHL)', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung> [accessed 14 February 2012] |
| Chicago | "Norwegian Heart and Lung (NHL)", http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung (accessed February 14, 2012). |
| CBE/CSE | Norwegian Heart and Lung (NHL) [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung. |
| Bluebook | Norwegian Heart and Lung (NHL), http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, Norwegian Heart and Lung (NHL), http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung (optional description here) (as of Feb. 14, 2012, 06:00). |
| AMA | Norwegian Heart and Lung (NHL). Acronym Geek. February 14, 2012, 06:00. Available at: http://www.acronymgeek.com/NHL/Norwegian_Heart_and_Lung. Accessed February 14, 2012, 06:00. |