Gaya APA

Chaerudin, . (2011). Jasa -Jasa Presiden RI Susilo Bambang Yudhoyono (NULL). Wonosobo: Mario Teguh Publishing House.

Gaya MLA

Chaerudin, . "Jasa -Jasa Presiden RI Susilo Bambang Yudhoyono". NULL Wonosobo: Mario Teguh Publishing House, 2011. Text.