Gaya APA

Salim, I., al, E. (1976). Congress Asia Pacific Academy of Opthalmology, ke 6. Bali, 8 August 1976 . Bali: Asia Pacific Academy of Opthalmology.

Gaya MLA

Salim, Isak., al, Et. "Congress Asia Pacific Academy of Opthalmology, ke 6. Bali, 8 August 1976". Bali: Asia Pacific Academy of Opthalmology, 1976. print.