Cita APA (7a ed.)

Sempio, R., & Flores, A. (1969). The use of local binders in exploratory pelletizing tests. [Bureau of Mines].

Cita Chicago Style (17a ed.)

Sempio, R.F, y A.C Flores. The Use of Local Binders in Exploratory Pelletizing Tests. Manila: [Bureau of Mines], 1969.

Cita MLA (9a ed.)

Sempio, R.F, y A.C Flores. The Use of Local Binders in Exploratory Pelletizing Tests. [Bureau of Mines], 1969.