Cita APA (7th ed.)

DRUCKER , P. (1982). THE CHANGING WORLD OF THE EDECUTIVE. TIMES BOOKS.

Cita Chicago (17th ed.)

DRUCKER , P.F. THE CHANGING WORLD OF THE EDECUTIVE. NEW YORK: TIMES BOOKS, 1982.

Cita MLA (9th ed.)

DRUCKER , P.F. THE CHANGING WORLD OF THE EDECUTIVE. TIMES BOOKS, 1982.