APA Style

KARTAWINATA, JENNY A, SOERIANEGARA, ISHEMAT. (1977). BIOTROP. SEAMEO REGIONAL CENTRE FOR TROPICAL BIOLOGY. NEWSLETTER NO. 20, APRIL-JUNE 1977 (APRIL-JUNE 1977). Bogor: SEAMEO BIOTROP.

Chicago Style

KARTAWINATA, JENNY A, SOERIANEGARA, ISHEMAT. BIOTROP. SEAMEO REGIONAL CENTRE FOR TROPICAL BIOLOGY. NEWSLETTER NO. 20, APRIL-JUNE 1977. APRIL-JUNE 1977 Bogor: SEAMEO BIOTROP, 1977. Text.

MLA Style

KARTAWINATA, JENNY A, SOERIANEGARA, ISHEMAT. BIOTROP. SEAMEO REGIONAL CENTRE FOR TROPICAL BIOLOGY. NEWSLETTER NO. 20, APRIL-JUNE 1977. APRIL-JUNE 1977 Bogor: SEAMEO BIOTROP, 1977. Text.

Turabian Style

KARTAWINATA, JENNY A, SOERIANEGARA, ISHEMAT. BIOTROP. SEAMEO REGIONAL CENTRE FOR TROPICAL BIOLOGY. NEWSLETTER NO. 20, APRIL-JUNE 1977. APRIL-JUNE 1977 Bogor: SEAMEO BIOTROP, 1977. Print.