Henry, M. H. (1997). Estimating protected area revenue in Antigua and Barbuda: An evaluation of the CVM for land use planning in a developing country.
استشهاد بنمط شيكاغوHenry, McRonnie H.D. Estimating Protected Area Revenue in Antigua and Barbuda: An Evaluation of the CVM for Land Use Planning in a Developing Country. 1997.
MLA استشهادHenry, McRonnie H.D. Estimating Protected Area Revenue in Antigua and Barbuda: An Evaluation of the CVM for Land Use Planning in a Developing Country. 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.