Gaya APA

Hok, D, T, S. (1945). The Results Of An Investigation Of The Bstern Part Of The Soekaboemi-Tjibadak Coalfield During June 6th-June 16th, 1602 . Bandung: Pusat Sumber Daya Geologi.

Gaya MLA

Hok, Dr.Ir., Tan, Sin. "The Results Of An Investigation Of The Bstern Part Of The Soekaboemi-Tjibadak Coalfield During June 6th-June 16th, 1602". Bandung: Pusat Sumber Daya Geologi, 1945. Batubara.