APA (7th ed.) Citation

Perah, D. (1967). At Belzec - before it became a death camp.

Chicago Style (17th ed.) Citation

Perah, David. At Belzec - Before It Became a Death Camp. 1967.

MLA (9th ed.) Citation

Perah, David. At Belzec - Before It Became a Death Camp. 1967.

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