APA (7th ed.) Citation

Koeniger, G., Mardan, M., & Ruttner, F. (1990). Male reproductive organs of Apis dorsata. Elsevier.

Chicago Style (17th ed.) Citation

Koeniger, Gudrun, Makhdzir Mardan, and Friedrich Ruttner. Male Reproductive Organs of Apis Dorsata. Elsevier, 1990.

MLA (9th ed.) Citation

Koeniger, Gudrun, et al. Male Reproductive Organs of Apis Dorsata. Elsevier, 1990.