| APA | Fraction of Oxygen (fO2). (2012, February 13). In Acronym Geek. Retrieved 22:20, February 13, 2012, from http://www.acronymgeek.com/fO2/Fraction_of_Oxygen |
| MLA | "Fraction of Oxygen (fO2)." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/fO2/Fraction_of_Oxygen>. |
| MHRA | 'Fraction of Oxygen (fO2)', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/fO2/Fraction_of_Oxygen> [accessed 13 February 2012] |
| Chicago | "Fraction of Oxygen (fO2)", http://www.acronymgeek.com/fO2/Fraction_of_Oxygen (accessed February 13, 2012). |
| CBE/CSE | Fraction of Oxygen (fO2) [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/fO2/Fraction_of_Oxygen. |
| Bluebook | Fraction of Oxygen (fO2), http://www.acronymgeek.com/fO2/Fraction_of_Oxygen (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, Fraction of Oxygen (fO2), http://www.acronymgeek.com/fO2/Fraction_of_Oxygen (optional description here) (as of Feb. 13, 2012, 22:20). |
| AMA | Fraction of Oxygen (fO2). Acronym Geek. February 13, 2012, 22:20. Available at: http://www.acronymgeek.com/fO2/Fraction_of_Oxygen. Accessed February 13, 2012, 22:20. |