APA Style

BOLTON, ROBERT. (1986, 1987). PEOPLE SKILLS ( Cetak ke: 1). NEW YORK, NEW YORK: SIMON AND SCHUSTER.

Chicago Style

BOLTON, ROBERT. PEOPLE SKILLS. Cetak ke: 1 NEW YORK, NEW YORK: SIMON AND SCHUSTER, 1986, 1987. Text.

MLA Style

BOLTON, ROBERT. PEOPLE SKILLS. Cetak ke: 1 NEW YORK, NEW YORK: SIMON AND SCHUSTER, 1986, 1987. Text.

Turabian Style

BOLTON, ROBERT. PEOPLE SKILLS. Cetak ke: 1 NEW YORK, NEW YORK: SIMON AND SCHUSTER, 1986, 1987. Print.