APA (7th ed.) Citation

Porada, E. (1945). An Unknown Representation of a Ziggurat.

Chicago Style (17th ed.) Citation

Porada, E. An Unknown Representation of a Ziggurat. 1945.

MLA (8th ed.) Citation

Porada, E. An Unknown Representation of a Ziggurat. 1945.

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