Preferred Forms
- 200 _ | ‡a Felix ‡b Robert W.
- 100 1 _ ‡a Felix, Robert W.
- 100 1 0 ‡a Felix, Robert W.
Works
Title | Sources |
---|---|
Magnetic reversals and evolutionary leaps : the true origin of species | |
Not by fire but by ice : discover what killed the dinosaurs-- and why it could soon kill us |