Joseph Bertrand
Joseph Louis François Bertrand (1822 nî 3 goe̍h 11 ji̍t – 1900 nî 5 goe̍h 5 ji̍t) sī chi̍t ūi Hoat-kok ê sò͘-ha̍k-ka.
Joseph Louis François Bertrand (1822 nî 3 goe̍h 11 ji̍t – 1900 nî 5 goe̍h 5 ji̍t) sī chi̍t ūi Hoat-kok ê sò͘-ha̍k-ka.