Cita APA (7th ed.)

Carpena, A. L. (1993). Genetics at the population level. SEAMEO Regional Center for Graduate Study and Research in Agriculture, University of the Philippines.

Cita Chicago (17th ed.)

Carpena, Azucena L. Genetics at the Population Level. Los Banos, Laguna: SEAMEO Regional Center for Graduate Study and Research in Agriculture, University of the Philippines, 1993.

Cita MLA (9th ed.)

Carpena, Azucena L. Genetics at the Population Level. SEAMEO Regional Center for Graduate Study and Research in Agriculture, University of the Philippines, 1993.