Gaya APA

Ebest, S, B. et al (2004). Writing from a to z: the easy to use reference handbook (15). Boston: Mc. Graw Hill Company.

Gaya MLA

Ebest, Sally, Barr. et al. "Writing from a to z: the easy to use reference handbook". 15 Boston: Mc. Graw Hill Company, 2004. Text.