Mackendrick, N. A., & Davidson, D. J. State-capital relations in voluntary environmental improvement.
Citazione stile Chigago Style (17a edizione)Mackendrick, Norah A., e Debra J. Davidson. State-capital Relations in Voluntary Environmental Improvement.
Citatione MLA (9a ed.)Mackendrick, Norah A., e Debra J. Davidson. State-capital Relations in Voluntary Environmental Improvement.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.