Merion, Robert M.; Rush, Sarah H.; Dykstra, Dawn M.; Goodrich, Nathan P.; Freeman, Richard B.; Wolfe, Robert A.(Munksgaard International PublishersBlackwell Publishing Ltd, )
Roberts, John P.; Hulbert-Shearon, Tempie E.; Merion, Robert M.; Wolfe, Robert A.; Port, Friedrich K.(Munksgaard International PublishersBlackwell Publishing Ltd, )
Merion, Robert M.; Guidinger, Mary K.; Newmann, John M.; Ellison, Mary D.; Port, Friedrich K.; Wolfe, Robert A.(Munksgaard International PublishersBlackwell Publishing Ltd, )