Citação norma APA

Hegemann, P. Two hundredth anniversary of Humboldt ? University, time for new cooperations with old friends.

Citação norma Chicago

Hegemann, Peter. Two Hundredth Anniversary of Humboldt ? University, Time for New Cooperations with Old Friends.

Citação norma MLA

Hegemann, Peter. Two Hundredth Anniversary of Humboldt ? University, Time for New Cooperations with Old Friends.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.