APA
McDougal L., . (1989). Basic skills in English. Yellow level. [б. м.]: Teacher's Edition.
Chicago
McDougal Littel, . 1989. Basic skills in English. Yellow level. [б. м.]: Teacher's Edition.
Harvard
McDougal L., . (1989). Basic skills in English. Yellow level. [б. м.]: Teacher's Edition.
MLA
McDougal Littel, . Basic skills in English. Yellow level. [б. м.]: Teacher's Edition. 1989.
