| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 821 | Springsteen, F.J. and F.M. Leobrera 1986 Shells of the Philippines. | Gibbula affinis cognatus | 36 |
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. | Gibbula affinis | |
| 3463 | International Commision on Zoological Nomenclature 2006 ZooBank. | Gibbula affinis |