The National Geographic  Magazine.  Vol 57,  A special state map of florida and twenty - four of Illustrations in full color. January, 1930 

 - Washington, D.C :  National Geographic Society ,  1930 
 - 784 p. 
<br/><br/><label>Subjects--Index Terms: </label>Tạp chí Địa lý Tạp chí Mỹ 
<br/><br/><label>Dewey Class. No.: </label>910  / NAT(57) 1930