11
Groot, J. J. M. de
| GP Putnam |
1912
13
Groot, J. J. M. de
| E Leroux |
1886
14
Hofstede de Groot, P.
| JC Hinrichs |
1868
15
Hofstede de Groot, P.
| Friedrich Andreas Perthes |
1863
16
Groothuis, Rebecca Merrill
| American Association of Christian Counselors |
1995
18
Groothuis, Douglas
| Calvin College |
1992
19
Groothuis, Douglas
| Journal of the Evangelical Theological Society |
1995
20
Groothuis, Douglas
| Journal of the Evangelical Theological Society |
1998