APA (7th ed.) Citation

Lough, J., & Lough, M. (1978). An introduction to nineteenth century France / (by) John and Muriel Lough. Longman.

Chicago Style (17th ed.) Citation

Lough, John, and Muriel Lough. An Introduction to Nineteenth Century France / (by) John and Muriel Lough. London: Longman, 1978.

MLA (9th ed.) Citation

Lough, John, and Muriel Lough. An Introduction to Nineteenth Century France / (by) John and Muriel Lough. Longman, 1978.

Warning: These citations may not always be 100% accurate.