Cita APA (7th ed.)

Bres, M., & Weisshaar, A. (1998). Thinking about biology: An introductory biology laboratory manual. Prentice Hall.

Cita Chicago (17th ed.)

Bres, Mimi, i Arnold Weisshaar. Thinking About Biology: An Introductory Biology Laboratory Manual. Upper Saddle River, NJ: Prentice Hall, 1998.

Cita MLA (9th ed.)

Bres, Mimi, i Arnold Weisshaar. Thinking About Biology: An Introductory Biology Laboratory Manual. Prentice Hall, 1998.