LEARNER'S PRESS PVT. LTD. (2000). THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. LEARNER'S PRESS PVT. LTD.
芝加哥风格引文LEARNER'S PRESS PVT. LTD. THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. NEW DELHI: LEARNER'S PRESS PVT. LTD, 2000.
MLA引文LEARNER'S PRESS PVT. LTD. THE JUNIOR LIBRARY OF ECOLOGY: CONSERVATION OF THE SEA. LEARNER'S PRESS PVT. LTD, 2000.
警告：这些引文格式不一定是100％准确.