Cita APA (7th ed.)

Heine, H., & Jones, H. M. (1916). Heine's poem, the North Sea. The Open court publishing company.

Cita Chicago (17th ed.)

Heine, Heinrich, i Howard Mumford Jones. Heine's Poem, the North Sea. Chicago [etc.]: The Open court publishing company, 1916.

Cita MLA (9th ed.)

Heine, Heinrich, i Howard Mumford Jones. Heine's Poem, the North Sea. The Open court publishing company, 1916.