Gaya APA

Warning: Undefined variable $authors_string in /var/www/html/template/default-blue/citation/apa_style_template.php on line 21
Contemporary English , Book 4. (2003). Amerika: Mc Graw Hill _2.

Gaya MLA

Warning: Undefined variable $authors_string in /var/www/html/template/default-blue/citation/mla_style_template.php on line 21
Contemporary English , Book 4. ed.2 - . Amerika: Mc Graw Hill _2, 2003. Buku Teks.