APA (7th ed.) Citation

(1994). Illustrated encyclopedia of science and nature: Series index (Authorized English language ed. (Asia).). Time-Life Asia, c1990.

Chicago Style (17th ed.) Citation

Illustrated Encyclopedia of Science and Nature: Series Index. Authorized English language ed. (Asia). Hongkong: Time-Life Asia, c1990, 1994.

MLA (9th ed.) Citation

Illustrated Encyclopedia of Science and Nature: Series Index. Authorized English language ed. (Asia). Time-Life Asia, c1990, 1994.