por Frank Roderus
Heller Thriller, de Frank Roderus, reúne 8 libros en la serie.
The Oil Rig
1984
The Rain Rustlers
The Coyote Crossing
The Video Vandal
The Turn-Out Man
1985
The Dead Heat
The Sinister Swindler
2013
The Snow King
4 libros
3 libros
2 libros