Gaya APA

Harlow, William M.. (1991). Textbook of dendrology : covering the important forest trees of the United States and Canada (7th ed). New York: McGraw Hill.

Gaya Chicago

Harlow, William M.. Textbook of dendrology : covering the important forest trees of the United States and Canada. 7th ed New York: McGraw Hill, 1991. Text.

Gaya MLA

Harlow, William M.. Textbook of dendrology : covering the important forest trees of the United States and Canada. 7th ed New York: McGraw Hill, 1991. Text.

Gaya Turabian

Harlow, William M.. Textbook of dendrology : covering the important forest trees of the United States and Canada. 7th ed New York: McGraw Hill, 1991. Print.