Cita APA (7a ed.)
Bernal, J. D. Science in History: The Emergence of Science. Penguin.
Cita estilo Chicago (17a ed.)
Bernal, John D. Science in History: The Emergence of Science. Harmondsworth, Inglaterra: Penguin.
Cita MLA (9a ed.)
Bernal, John D. Science in History: The Emergence of Science. Penguin.
警告：這些引文格式不一定是100％准確.