Gaya APA
SPARKS, R, M.
(1970).
PROSTAGLANDIN ABSTRACTS
.
UNITED STATES OF AMERICA:
IFI/PLENUM.
Gaya MLA
SPARKS, RICHARD, M.
"PROSTAGLANDIN ABSTRACTS".
UNITED STATES OF AMERICA:
IFI/PLENUM,
1970.
Text.