Gaya APA
Balerina, M., Pratiwi, F. (2015).
Adult happiness therapy coloring book, coloring your soul wonderfull forest edition (cet. 1).
Jakarta:
Visimedia.
Gaya MLA
Balerina, Mary., Pratiwi, Fitra.
"Adult happiness therapy coloring book, coloring your soul wonderfull forest edition".
cet. 1
Jakarta:
Visimedia,
2015.
Text.