Παραπομπή APA

Ing, C., & Pond, G. Champion cats of the world. George G Harrap.

Παραπομπή Chicago Style

Ing, Catherine, και Grace Pond. Champion Cats of the World. London: George G Harrap.

Παραπομπή MLA

Ing, Catherine, και Grace Pond. Champion Cats of the World. George G Harrap.