APA-referens (7:e uppl.)

Ramsay, D., Ramsay, D., & Neumann, P. (1990). On linearly ordered sets and permutation groups of uncountable degree.

Chicago-referens (17:e uppl.)

Ramsay, D., Denise Ramsay, och P. Neumann. On Linearly Ordered Sets and Permutation Groups of Uncountable Degree. 1990.

MLA-referens (9:e uppl.)

Ramsay, D., et al. On Linearly Ordered Sets and Permutation Groups of Uncountable Degree. 1990.