Gaya APA
Limnological Methods. (1948).
New York:
Mc Graw Hill.
Gaya Chicago
Limnological Methods.
.
New York:
Mc Graw Hill,
1948.
Buku.
Gaya MLA
Limnological Methods.
.
New York:
Mc Graw Hill,
1948.
Buku.
Gaya Turabian
Limnological Methods.
New York:
Mc Graw Hill,
1948.
Buku.