Gaya APA
Rahayu, R, N., Tupan, . (2019).
The collaborative writing at at the conference of Indonesian Digital Library 2013-2018 (Vol. 21, No. 1/ April 2019).
Jakarta:
Perpustakaan Nasional RI.
Gaya MLA
Rahayu, Rochani, Nani., Tupan, .
"The collaborative writing at at the conference of Indonesian Digital Library 2013-2018".
Vol. 21, No. 1/ April 2019
Jakarta:
Perpustakaan Nasional RI,
2019.
Text.