Laubach, F. C., Kirk, E. M., & Laubach, R. S. (1969). The new streamlined English series. New Readers Press.
Chicago Style (17th ed.) CitationLaubach, Frank Charles, Elizabeth Mooney Kirk, and Robert S. Laubach. The New Streamlined English Series. Syracuse: New Readers Press, 1969.
ציטוט MLALaubach, Frank Charles, et al. The New Streamlined English Series. New Readers Press, 1969.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.