APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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