Gaya APA

PEARL, Richard M.. (1951). Guide to Geologic Literature . New York: McGraw Hill Book Company.

Gaya Chicago

PEARL, Richard M.. Guide to Geologic Literature. New York: McGraw Hill Book Company, 1951. Teks.

Gaya MLA

PEARL, Richard M.. Guide to Geologic Literature. New York: McGraw Hill Book Company, 1951. Teks.

Gaya Turabian

PEARL, Richard M.. Guide to Geologic Literature. New York: McGraw Hill Book Company, 1951. Teks.