Summer Institute of Linguistics--Philippines & Philippines. Department of Education. (1960). Pehenayan ne riberu: Ilianen Manobo. Summer Institute of Linguistics in cooperation with the Bureau of Public Schools and the Institute of National Language of the Dept. of Education.

Summer Institute of Linguistics--Philippines and Philippines. Department of Education. Pehenayan Ne Riberu: Ilianen Manobo. Manila: Summer Institute of Linguistics in cooperation with the Bureau of Public Schools and the Institute of National Language of the Dept. of Education, 1960.

Summer Institute of Linguistics--Philippines and Philippines. Department of Education. Pehenayan Ne Riberu: Ilianen Manobo. Summer Institute of Linguistics in cooperation with the Bureau of Public Schools and the Institute of National Language of the Dept. of Education, 1960.