APA (7th ed.) Citation

Powell, M. A. (1986). Economy of the Extended Family according to Sumerian Sources.

Chicago Style (17th ed.) Citation

Powell, M. A. Economy of the Extended Family According to Sumerian Sources. 1986.

MLA (8th ed.) Citation

Powell, M. A. Economy of the Extended Family According to Sumerian Sources. 1986.

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