Gregory Campbell
发表
S. M. Samuels,
Gregory Campbell,
1981,
Advances in Applied Probability.
Gregory Campbell,
1984,
Advances in Applied Probability.
T. Espenshade,
Gregory Campbell,
1977,
Demography.
Gregory Campbell,
1984
.
M. Hollander,
Gregory Campbell,
1982
.
M. Hollander,
Gregory Campbell,
1978
.
Gregory Campbell,
Gregory Campbell,
1981
.
Gregory Campbell,
1982
.
Gregory Campbell,
2016
.