| APA | Smart Define. (1970). even though it was not one of the classic milestone years thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/even_though_it_was_not_one_of_the_classic_milestone_years/thesaurus/broader |
| Chicago | Smart Define. 1970. "even though it was not one of the classic milestone years thesaurus" https://smartdefine.org/even_though_it_was_not_one_of_the_classic_milestone_years/thesaurus/broader (accessed September 30, 2026). |
| Harvard | Smart Define 1970, even though it was not one of the classic milestone years thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/even_though_it_was_not_one_of_the_classic_milestone_years/thesaurus/broader>. |
| MLA | Smart Define. "even though it was not one of the classic milestone years thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/even_though_it_was_not_one_of_the_classic_milestone_years/thesaurus/broader> |