Axelrod, H. (1969). Tropical fish as a hobby: : guide to selection, care and breeding. Goeorge allen.
استشهاد بنمط شيكاغوAxelrod, Herbert. Tropical Fish as a Hobby: : Guide to Selection, Care and Breeding. London: Goeorge allen, 1969.
MLA استشهادAxelrod, Herbert. Tropical Fish as a Hobby: : Guide to Selection, Care and Breeding. Goeorge allen, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.