Sam Martinez

• Evaluation of selected bat habitat sites along the Mammoth-Norris Grand Loop Road Corridor, Yellowstone National Park, Wyoming, 1997-1998
• Libro Gigante Educativo con Actividades; Comer Sanamente y Jugar
• Libro Gigante para Colorear con Actividades; Escogiendo una Vida Sana
• TOEFL Ibt Writing - a Guide to Writing High Quality Essays