APA (7th ed.) Citation

Graaf, H. J. d., & Clair, C. (1969). The spread of printing. Vangendt.

Chicago Style (17th ed.) Citation

Graaf, H. J. de, and Colin Clair. The Spread of Printing. Amsterdam: Vangendt, 1969.

MLA (9th ed.) Citation

Graaf, H. J. de, and Colin Clair. The Spread of Printing. Vangendt, 1969.

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