Author
| Journal | Modern Drummer |
| Year | 1991 |
| Volume | 15 |
| Issue | 4 |
| Pages | 44 |
Horn, Rick Van (1991) Product Close-Up: Pro-Mark Bobby Rock Model Sticks. In: Modern Drummer, Vol. 15, No. 4, pp. 44. Available at https://openmusiclibrary.org/article/953297/.
