Gaya APA

Engel, L, &, T, E, O, L. (1963). The sea, [popular ed.]. - Life nature library. Tjet. pertama 1961 . Tt: Time-life International.

Gaya MLA

Engel, L., &, The, Editors, Of, Life.. "The sea, [popular ed.]. - Life nature library. Tjet. pertama 1961 ". Tt: Time-life International, 1963. Buku.