Gaya APA

Annida, Z. (2016). Tinjauan Pengawas Operasional Unit Aerodrome Control Tower (TWR) di Perum LPPNPI Distrik Pekanbaru . Tangerang: STPI Curug.

Gaya MLA

Annida, Zahrotun. "Tinjauan Pengawas Operasional Unit Aerodrome Control Tower (TWR) di Perum LPPNPI Distrik Pekanbaru". Tangerang: STPI Curug, 2016. Skripsi.