| APA | Smart Define. (1970). informant questionnaire on cognitive decline in the elderly thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/informant_questionnaire_on_cognitive_decline_in_the_elderly/thesaurus/related |
| Chicago | Smart Define. 1970. "informant questionnaire on cognitive decline in the elderly thesaurus" https://smartdefine.org/informant_questionnaire_on_cognitive_decline_in_the_elderly/thesaurus/related (accessed October 2, 2026). |
| Harvard | Smart Define 1970, informant questionnaire on cognitive decline in the elderly thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/informant_questionnaire_on_cognitive_decline_in_the_elderly/thesaurus/related>. |
| MLA | Smart Define. "informant questionnaire on cognitive decline in the elderly thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/informant_questionnaire_on_cognitive_decline_in_the_elderly/thesaurus/related> |