MLA

Gilkin, Iwan, 1858-1924, Kirkup, James, 1918-2009. A pilgrimage in hell : a selection of poems / by Iwan Gilkin ; translated by James Kirkup.. 2006. https://collections.library.yale.edu/catalog/12344750.

APA, 6th edition

Gilkin, Iwan, 1858-1924, & Kirkup, James, 1918-2009. (2006)[A pilgrimage in hell : a selection of poems / by Iwan Gilkin ; translated by James Kirkup.]. https://collections.library.yale.edu/catalog/12344750.