Citazione Stile APA (7a Edizione)
Herrmann, R. (1987). Measuring National Interests in the International Coffee Agreement. Institut für Weltwirtschaft.
Citazione stile Chigago Style (17a edizione)
Herrmann, Roland. Measuring National Interests in the International Coffee Agreement. Kiel: Institut für Weltwirtschaft, 1987.
Citatione MLA (9a ed.)
Herrmann, Roland. Measuring National Interests in the International Coffee Agreement. Institut für Weltwirtschaft, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.