Cita APA (7th ed.)

Höhn, C. (1999). "Advising policy-makers in population matters".

Cita Chicago (17th ed.)

Höhn, Charlotte. "Advising Policy-makers in Population Matters". Wiesbaden, 1999.

Cita MLA (8th ed.)

Höhn, Charlotte. "Advising Policy-makers in Population Matters". 1999.