Gaya APA
Kusumastuti, H, S, &, Y.
(2006).
Membership Fundraising
(
Pertama)
.
Depok:
PIRAC, Piramedia.
Gaya MLA
Kusumastuti, Heri, Setiawan, &, Yuni.
"Membership Fundraising".
Pertama
Depok:
PIRAC, Piramedia,
2006.
buku.