Cita APA (7a ed.)

Busse, G. v., & Ernestus, H. (1972). Libraries in the Federal Republic of Germany (Revised and enlarged english edition.). Otto Harrassowitz.

Cita Chicago Style (17a ed.)

Busse, Gisela von, y Horst Ernestus. Libraries in the Federal Republic of Germany. Revised and enlarged english edition. Wiesbaden: Otto Harrassowitz, 1972.

Cita MLA (9a ed.)

Busse, Gisela von, y Horst Ernestus. Libraries in the Federal Republic of Germany. Revised and enlarged english edition. Otto Harrassowitz, 1972.