Reyes, S. F. A computer program for the analysis of Earth slopes. U. P. Engineering research journal.
Citazione stile Chigago Style (17a edizione)Reyes, Salvador F. "A Computer Program for the Analysis of Earth Slopes." U. P. Engineering Research Journal .
Citatione MLA (9a ed.)Reyes, Salvador F. "A Computer Program for the Analysis of Earth Slopes." U. P. Engineering Research Journal, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.