Gaya APA

Youngson, R., E, , I. (1990). Penyakit mata = Everything you need to know about your eyes (Cet. 3). : Jakarta.Arcan.

Gaya MLA

Youngson, Robert., E, , Illyas. "Penyakit mata = Everything you need to know about your eyes". Cet. 3 : Jakarta.Arcan, 1990. Koleksi Elektronik.