APA (7th ed.) Citation

Powys Society, Myers, E., & Marks, S. P. (1986). Girl reading. Stephen Powys Marks.

Chicago Style (17th ed.) Citation

Powys Society, Elizabeth Myers, and Stephen Powys Marks. Girl Reading. Hamilton's, Kilmersdon, near Bath, Somerset: Stephen Powys Marks, 1986.

MLA (9th ed.) Citation

Powys Society, et al. Girl Reading. Stephen Powys Marks, 1986.