Paul, D. (1974). Physics: A Human Endeavour. Unit 4: The Nature of Light & Sound. Holt, Rinehart and Winston of Canada, Limited.
Cita Chicago Style (17a ed.)Paul, Douglas. Physics: A Human Endeavour. Unit 4: The Nature of Light & Sound. Toronto: Holt, Rinehart and Winston of Canada, Limited, 1974.
Cita MLA (9a ed.)Paul, Douglas. Physics: A Human Endeavour. Unit 4: The Nature of Light & Sound. Holt, Rinehart and Winston of Canada, Limited, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.