Citação norma APA

(2011). Problems of management in the 21st century. Sientia Socialis, Ltd. in cooperation with SMC "Sientia Educologica".

Citação norma Chicago

Problems of Management in the 21st Century. Šiauliai: Sientia Socialis, Ltd. in cooperation with SMC "Sientia Educologica", 2011.

Citação norma MLA

Problems of Management in the 21st Century. Sientia Socialis, Ltd. in cooperation with SMC "Sientia Educologica", 2011.

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