LoneStarRican Services Puerto Rico
* Advanced English language instruction for fluency, accent, American expressions
*Editing technical reports
* English for business and technical/scientific applications - I have a Master's in geology and geophysics, worked 33 years as a geophysicist. Certified to teach all natural sciences and bio.
* Tutoring (in English) for the natural sciences.
LoneStarRican Services en Juncos Puerto Rico