Gaya APA

Schildt, G. et al (1993). Health-care system cumulative index macmillan health encyclopedia ì jilid 9 . New York: New York: Macmillan; 1993.

Gaya MLA

Schildt, Goran. et al. "Health-care system cumulative index macmillan health encyclopedia ì jilid 9". New York: New York: Macmillan; 1993, 1993. Text.