共 50 条
- [44] ESSEX-COUNTY AND THE DEVELOPMENT OF AMERICAN MARINE BIOLOGY AMERICAN NEPTUNE, 1989, 49 (01): : 34 - 38
- [46] Twenty Years of Government in Essex County, New Jersey ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1938, 199 : 258 - 258
- [47] FLORA OF PLUM-ISLAND ESSEX COUNTY, MASSACHUSETTS NEW HAMPSHIRE AGRICULTURAL EXPERIMENT STATION BULLETIN, 1979, (513): : 1 - 110