APA Style
Sempa Sitepu ,dkk. (1987).
Pilar Budaya Karo (1st).
Medan:
Bali Scan & Percetakan.
Chicago Style
Sempa Sitepu ,dkk.
Pilar Budaya Karo.
1st
Medan:
Bali Scan & Percetakan,
1987.
Text.
MLA Style
Sempa Sitepu ,dkk.
Pilar Budaya Karo.
1st
Medan:
Bali Scan & Percetakan,
1987.
Text.
Turabian Style
Sempa Sitepu ,dkk.
Pilar Budaya Karo.
1st
Medan:
Bali Scan & Percetakan,
1987.
Print.