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Citation styles for Greta Knappenberger

APA style

Greta Knappenberger. (2022, January 11). OpenCommons. Retrieved 01:59, August 17, 2026 from https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639.

MLA style

"Greta Knappenberger." OpenCommons. 11 Jan 2022, 01:54 UTC. 17 Aug 2026, 01:59 <https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639>.

MHRA style

OpenCommons contributors, 'Greta Knappenberger', OpenCommons, 11 January 2022, 01:54 UTC, <https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639> [accessed 17 August 2026]

Chicago style

OpenCommons contributors, "Greta Knappenberger," OpenCommons, https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639 (accessed August 17, 2026).

CBE/CSE style

OpenCommons contributors. Greta Knappenberger [Internet]. OpenCommons; 2022 Jan 11, 01:54 UTC [cited 2026 Aug 17]. Available from: https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639.

Bluebook style

Greta Knappenberger, https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639 (last visited August 17, 2026).

BibTeX entry

 @misc{ wiki:xxx,
   author = "OpenCommons",
   title = "Greta Knappenberger --- OpenCommons{,} ",
   year = "2022",
   url = "https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639",
   note = "[Online; accessed 17-August-2026]"
 }

When using the LaTeX package url (\usepackage{url} somewhere in the preamble) which tends to give much more nicely formatted web addresses, the following may be preferred:

 @misc{ wiki:xxx,
   author = "OpenCommons",
   title = "Greta Knappenberger --- OpenCommons{,} ",
   year = "2022",
   url = "\url{https://opencommons.org/index.php?title=Greta_Knappenberger&oldid=3639}",
   note = "[Online; accessed 17-August-2026]"
 }