Brend, H. J. (1968). Questions and answers in elementary surveying [metric standard]. Maclaren.
芝加哥风格引文Brend, Horace J. Questions and Answers in Elementary Surveying [metric Standard]. London: Maclaren, 1968.
MLA引文Brend, Horace J. Questions and Answers in Elementary Surveying [metric Standard]. Maclaren, 1968.
警告：这些引文格式不一定是100％准确.