Παραπομπή σε μορφή APA (7η εκδ.)

Biryuk D. V. Dmitry Viktorovich. (2019). Managerial Skills Development: Management Fighting Courses as an Efficient Training Tool. 2019.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Biryuk D. V. Dmitry Viktorovich. Managerial Skills Development: Management Fighting Courses as an Efficient Training Tool. 2019, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Biryuk D. V. Dmitry Viktorovich. Managerial Skills Development: Management Fighting Courses as an Efficient Training Tool. 2019, 2019.