APA Style

PETRIDES, GEORGE A.. (1988). A FIELD GUIDS TO EASTERN TREES: EASTERN UNITED STATES AND CANADA . BOSTON: LONGMAN SCIENTIFIC,.

Chicago Style

PETRIDES, GEORGE A.. A FIELD GUIDS TO EASTERN TREES: EASTERN UNITED STATES AND CANADA. BOSTON: LONGMAN SCIENTIFIC,, 1988. Text.

MLA Style

PETRIDES, GEORGE A.. A FIELD GUIDS TO EASTERN TREES: EASTERN UNITED STATES AND CANADA. BOSTON: LONGMAN SCIENTIFIC,, 1988. Text.

Turabian Style

PETRIDES, GEORGE A.. A FIELD GUIDS TO EASTERN TREES: EASTERN UNITED STATES AND CANADA. BOSTON: LONGMAN SCIENTIFIC,, 1988. Print.