Gaya APA

Invertebrates. (2008). [s.l.]: [s.n.].

Gaya Chicago

Invertebrates. Ed.2Cet.3. [s.l.]: [s.n.], 2008. Text.

Gaya MLA

Invertebrates. Ed.2Cet.3. [s.l.]: [s.n.], 2008. Text.

Gaya Turabian

Invertebrates. [s.l.]: [s.n.], 2008. Print.