Cita APA (7th ed.)

(2017). Ruhrgebiet Industrial Cultural Landscape: Draft statement of outstanding universal value. Proposal for an update of the German tentative list for UNESCO world heritage (1a. ed.). SIG.

Cita Chicago (17th ed.)

Ruhrgebiet Industrial Cultural Landscape: Draft Statement of Outstanding Universal Value. Proposal for an Update of the German Tentative List for UNESCO World Heritage. 1a. ed. s.l: SIG, 2017.

Cita MLA (9th ed.)

Ruhrgebiet Industrial Cultural Landscape: Draft Statement of Outstanding Universal Value. Proposal for an Update of the German Tentative List for UNESCO World Heritage. 1a. ed. SIG, 2017.