APA (7th ed.) Citation

Heeren, T. J. (1991). Psychiatric morbidity in the oldest old: The Leiden 85-plus study.

Chicago Style (17th ed.) Citation

Heeren, Thea J. Psychiatric Morbidity in the Oldest Old: The Leiden 85-plus Study. 1991.

MLA (9th ed.) Citation

Heeren, Thea J. Psychiatric Morbidity in the Oldest Old: The Leiden 85-plus Study. 1991.

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