Monograph

Siahaan, E.K and Usman, Burhanuddin Ch. and Sukapiring, Peraturen and Bakar, Abu and Chalil, Hayati and Pulungan, Amrizal (1977) Ceritera rakyat daerah Sumatera Utara. Documentation. Proyek Pengembangan Media Kebudayaan, Jakarta.

Book

Siregar, Ahmad Samin and Sukapiring, Peraturen and Tarigan, Sentosa and Sembiring, Matius Cikappen and Zulkifly, Zulkifly (2001) Kamus Bahasa Karo - Indonesia. Balai Pustaka, Jakarta. ISBN 979-666-642-1

Siahaan, E.K. and Usman, Burhanuddin Ch. and Sukapiring, Peraturen and Abubakar, Abubakar and Chalil, Hayati and Pulungan, Amrizal (1978) Cerita rakyat daerah Sumatera Utara. Proyek Penerbitan Buku Bacaan dan Sastra Indonesia dan Daerah, Jakarta.