Παραπομπή APA

Allen, L. A. (1975). Professional management: New concepts and proven practices. Tata McGraw-Hill.

Παραπομπή Chicago Style

Allen, Louis A. Professional Management: New Concepts and Proven Practices. Tata McGraw-Hill, 1975.

Παραπομπή MLA

Allen, Louis A. Professional Management: New Concepts and Proven Practices. Tata McGraw-Hill, 1975.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.