Gaya APA

Manko, H, H. (1969). Effective technical speeches and sessions A guide for speakers & program chairmen (199). : New York : McGraw Hil Book Co.,.

Gaya MLA

Manko, Howard, H. "Effective technical speeches and sessions A guide for speakers & program chairmen". 199 : New York : McGraw Hil Book Co.,, 1969. Text.