Cita APA (7a ed.)

Harrison, S. Population growth, land use and deforestation in Costa Rica, 1950-1984.

Cita Chicago Style (17a ed.)

Harrison, Susan. Population Growth, Land Use and Deforestation in Costa Rica, 1950-1984.

Cita MLA (9a ed.)

Harrison, Susan. Population Growth, Land Use and Deforestation in Costa Rica, 1950-1984.

警告：这些引文格式不一定是100％准确.