APA (7th ed.) Citation

Lehnus, D. J. (1972). A Comparison of Panizzi's 91 Rules and the AACR of 1967.

Chicago Style (17th ed.) Citation

Lehnus, Donald J. A Comparison of Panizzi's 91 Rules and the AACR of 1967. 1972.

MLA (9th ed.) Citation

Lehnus, Donald J. A Comparison of Panizzi's 91 Rules and the AACR of 1967. 1972.

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