Cita APA (7a ed.)

Landsberg, H. (1944). Physical climatology. The Pennsylvania state college.

Cita Chicago Style (17a ed.)

Landsberg, Helmut. Physical Climatology. Pennsylvania: The Pennsylvania state college, 1944.

Cita MLA (8a ed.)

Landsberg, Helmut. Physical Climatology. The Pennsylvania state college, 1944.