Cita APA (7th ed.)
Britton, H. T. S., & et al. Physical sciencie: Man's conquest of matter and space (1a. ed.). The New Educational Library.
Cita Chicago (17th ed.)
Britton, H. T. S., i et al. Physical Sciencie: Man's Conquest of Matter and Space. 1a. ed. Londres: The New Educational Library.
Cita MLA (9th ed.)
Britton, H. T. S., i et al. Physical Sciencie: Man's Conquest of Matter and Space. 1a. ed. The New Educational Library.
Atenció: Aquestes cites poden no estar 100% correctes.