Dyfyniad APA

Suescún-Torres, J. H. (2007). Relations between the deposits means and the chemical trials in the Samacá Coal. Universidad Pedagógica y Tecnológica de Colombia - UPTC.

Dyfyniad Arddull Chicago

Suescún-Torres, Jaime Humberto. Relations Between the Deposits Means and the Chemical Trials in the Samacá Coal. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.

Dyfyniad MLA

Suescún-Torres, Jaime Humberto. Relations Between the Deposits Means and the Chemical Trials in the Samacá Coal. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.