Gaya APA

Hohnholz, J, H. et al (1980). World english . New York: New York: Harcourt Brace Jovanovich; 1980.

Gaya MLA

Hohnholz, Juergen, H. et al. "World english". New York: New York: Harcourt Brace Jovanovich; 1980, 1980. Text.