APA (7th ed.) Citation

Ihromi, T. O. S. (1963). Toba-Batak kinship system: A preliminary description. s.n.].

Chicago Style (17th ed.) Citation

Ihromi, Tapi Omas Simatupang. Toba-Batak Kinship System: A Preliminary Description. [New York: s.n.], 1963.

MLA (9th ed.) Citation

Ihromi, Tapi Omas Simatupang. Toba-Batak Kinship System: A Preliminary Description. s.n.], 1963.