Gaya APA
hartoko, A., I.j, . (2013).
Oceanographic Characters And Plakton Resources Of Indonesia (Cet ke 1).
Yogyakarta:
Graha ilmu.
Gaya MLA
hartoko, Agus., I.j, .
"Oceanographic Characters And Plakton Resources Of Indonesia".
Cet ke 1
Yogyakarta:
Graha ilmu,
2013.
Text.