RT @hbdchick: here george p. murdock (https://en.wikipedia.org/wiki/George_Murdock) coins “nuclear family” in 1949. (he also developed the Ethnographic Atlas ht…
Source date (UTC): 2019-06-27 13:45:24 UTC
Original post: https://twitter.com/i/web/status/1144240315542528000
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