APA (7th ed.) Citation

Sacker, H. (1963). An introduction to Wolfram's "Parzival". Univ. Press.

Chicago Style (17th ed.) Citation

Sacker, Hugh. An Introduction to Wolfram's "Parzival". Cambridge: Univ. Press, 1963.

MLA (9th ed.) Citation

Sacker, Hugh. An Introduction to Wolfram's "Parzival". Univ. Press, 1963.

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