Catra Indra Cahyadi (penulis); Cakti Indra Gunawan (editor). (2019; © 2019 by Catra Indra Cahyadi). Pengantar undang-undang penerbangan / penulis, Catra Indra Cahyadi ; editor, Cakti Indra Gunawan. Malang :: CV. IRDH (International Research and Development for Human Beings),.
Catra Indra Cahyadi (penulis); Cakti Indra Gunawan (editor). Pengantar undang-undang penerbangan / penulis, Catra Indra Cahyadi ; editor, Cakti Indra Gunawan. Malang :: CV. IRDH (International Research and Development for Human Beings),, 2019; © 2019 by Catra Indra Cahyadi
Catra Indra Cahyadi (penulis); Cakti Indra Gunawan (editor). Pengantar undang-undang penerbangan / penulis, Catra Indra Cahyadi ; editor, Cakti Indra Gunawan. Malang :: CV. IRDH (International Research and Development for Human Beings),, 2019; © 2019 by Catra Indra Cahyadi.