Cita APA (7a ed.)

Gruenberg, B. C., Snyder, E. E., & Miller, J. V. (1946). A workbook for students of biology. Ginn and Company.

Cita Chicago Style (17a ed.)

Gruenberg, Benjamin C., Emily Eveleth Snyder, y Jesse V. Miller. A Workbook for Students of Biology. Boston: Ginn and Company, 1946.

Cita MLA (8a ed.)

Gruenberg, Benjamin C., et al. A Workbook for Students of Biology. Ginn and Company, 1946.