Gaya APA
Stewart, M, M. et al (1968).
English For Business Book I: Word Study, Sentence Structure, Writng Craftsmanship .
New York:
McGraw-Hill Book Co..
Gaya MLA
Stewart, Marie, M.. et al.
"English For Business Book I: Word Study, Sentence Structure, Writng Craftsmanship".
New York:
McGraw-Hill Book Co.,
1968.
Text.