Gaya APA

Nugroho, H, S, W. (2009). Petunjuk praktis denver developmental screening test th. 2009 ( MKKK ) (cet 1 - 2009). Jakarta: .

Gaya MLA

Nugroho, Heru, Santoso, Wahito. "Petunjuk praktis denver developmental screening test th. 2009 ( MKKK )". cet 1 - 2009 Jakarta: , 2009. Text.