ANDERSON, B. (1990). GEM TESTING. BUTTERWORTH.
Chicago Style (17th ed.) CitationANDERSON, B.W. GEM TESTING. NEW DELHI: BUTTERWORTH, 1990.
MLA引文ANDERSON, B.W. GEM TESTING. BUTTERWORTH, 1990.
警告：這些引文格式不一定是100％准確.
APA引文
ANDERSON, B. (1990). GEM TESTING. BUTTERWORTH.
Chicago Style (17th ed.) CitationANDERSON, B.W. GEM TESTING. NEW DELHI: BUTTERWORTH, 1990.
MLA引文ANDERSON, B.W. GEM TESTING. BUTTERWORTH, 1990.