APA-ийн эшлэл(7 дахь хэвлэлт)

WILLIAMS, F. (1983). Executive communication power: Basic skills for management success. Prentice-Hall.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

WILLIAMS, Frederick. Executive Communication Power: Basic Skills for Management Success. Englewood Cliffs: Prentice-Hall, 1983.

MLA -ийн эшлэл (9 дэх хэвлэлт)

WILLIAMS, Frederick. Executive Communication Power: Basic Skills for Management Success. Prentice-Hall, 1983.