Columbia subject headings:
Thomas, Edward, 1878-1917.
Harvard subject headings:
Thomas, Edward, 1878-1917--Criticism and interpretation.
Wales--In literature.
Princeton subject headings:
Country life in literature.
England--In literature.
Nature in literature.
Pastoral literature, English--Welsh authors--History and criticism.
Soldiers' writings, English--History and criticism.
Thomas, Edward, 1878-1917--Criticism and interpretation.
Wales--In literature.