Confessions of two brothers, John Cowper Powys [and] Llewellyn Powys.
APA Citation
Powys, J. Cowper., Powys, L. (1916). Confessions of two brothers, John Cowper Powys [and] Llewellyn Powys. Rochester, N. Y.: The Manas press.
MLA Citation
Powys, John Cowper, 1872-1963, and Llewelyn Powys. Confessions of Two Brothers, John Cowper Powys [and] Llewellyn Powys. Rochester, N. Y.: The Manas press, 1916.
Warning: These citations may not always be complete (especially for serials).