Gaya APA

Bittel, L, R. (1980). What every supervisor should know : the basics of supervisory management (4th ed.). New Delhi: McGraw-Hill.

Gaya MLA

Bittel, Lester, R.. "What every supervisor should know : the basics of supervisory management". 4th ed. New Delhi: McGraw-Hill, 1980. Buku/Printed Material.