Gaya APA
Lead the Work. (2015).
USA:
Wiley Eastern Limited.
Gaya Chicago
Lead the Work.
.
USA:
Wiley Eastern Limited,
2015.
Buku.
Gaya MLA
Lead the Work.
.
USA:
Wiley Eastern Limited,
2015.
Buku.
Gaya Turabian
Lead the Work.
USA:
Wiley Eastern Limited,
2015.
Buku.