APA (7th ed.) Citation

Diringer, D. (1957). Problems of the Present Day on the Origin of the Phoenician Alphabet.

Chicago Style (17th ed.) Citation

Diringer, David. Problems of the Present Day on the Origin of the Phoenician Alphabet. 1957.

MLA (8th ed.) Citation

Diringer, David. Problems of the Present Day on the Origin of the Phoenician Alphabet. 1957.

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