Gaya APA
Marzukoh, Umi, Mulyawan, Agung. (2009).
Alam (Jil.7).
Hongkong:
Educational Technologies.
Gaya Chicago
Marzukoh, Umi, Mulyawan, Agung.
Alam.
Jil.7
Hongkong:
Educational Technologies,
2009.
Text.
Gaya MLA
Marzukoh, Umi, Mulyawan, Agung.
Alam.
Jil.7
Hongkong:
Educational Technologies,
2009.
Text.
Gaya Turabian
Marzukoh, Umi, Mulyawan, Agung.
Alam.
Jil.7
Hongkong:
Educational Technologies,
2009.
Print.