Learner Publication/Costa
Rica/New York City/Harry Jones Lerner/1987/p.5-63.
Fetzer, Scott/The World
Book Encyclopedia/Vol.3/Sydney, London, Toronto, Chicago/World Book Inc./1991/p.612-620
Gohier/NATURE/Animal cards/mammals/Grolier
Inc./ATP-editions/1994/mammal section.
Erwin/NHPA/animal cards/birds/Grolier
Inc./ATP-editions/1994/bird section.
Ardea/animal cards/fish/
Grolier Inc./ATP-editions/1994/fish section.
Okapia/NATURE/animal cards/mammals/Grolier
Inc./ATP-editions/1994/bird section.
Murray, Patty/ANIMALS ANIMALS/Birds/Grolier
Inc./ATP-editions/1994/bird section.
Lanceau/NATURE/mammals/Grolier
Inc./ATP-editions/1994/mammal section.