APA (7th ed.) Citation

Zagorski, W., & Welsh, J. (1957). Seventy days: [a diary of the Warsaw insurrection 1944]. Muller.

Chicago Style (17th ed.) Citation

Zagorski, W., and John Welsh. Seventy Days: [a Diary of the Warsaw Insurrection 1944]. London: Muller, 1957.

MLA (8th ed.) Citation

Zagorski, W., and John Welsh. Seventy Days: [a Diary of the Warsaw Insurrection 1944]. Muller, 1957.