APA Citation

(1979). Potret diri: Drs. O.D.P. Sihombing ex pengurus yay. idayu.

Chicago Style Citation

Potret Diri: Drs. O.D.P. Sihombing Ex Pengurus Yay. Idayu. 1979.

MLA Citation

Potret Diri: Drs. O.D.P. Sihombing Ex Pengurus Yay. Idayu. 1979.

Warning: These citations may not always be 100% accurate.