Gaya APA

2017-01-12, ., 0000-00-00, . (). 844140216 (Textbook). 500: 2016-02-23.

Gaya MLA

2017-01-12, ., 0000-00-00, . "844140216". Textbook 500: 2016-02-23, . 579 Kum m.