Discovery of North America /
The Psychiatric clinics of North America. Volume 1, nr. 2 /
Medical clinics of North America.
Pediatric clinics of North America.
British North America at confederation /
Wildlife Diseases /
Black and White in North America. : Selected Sources. /
North America its Countries and Regions /
A regional geography of North America /
The churches of eastern rite in North America.
The wildlife ABC. : A nature alphabet. /
Wildlife specials eagle.
Great wildlife moments.
Feeding wildlife in winter.
Forest Tree Seed of the North Temperate Regions, with Special Reference to North America.
Facts on file national profiles: North America. /
Great American Frontiers: America´s Great NorthWest
Grassland ecology and wildlife management /
Human-wildlife interactions : from conflict to coexistence /
The insects /
The land and wildlife of North America /
Ekologie /
Ekologie. /