APA Баримт

Mach K.A. and others & K.A. Mach, W. M. M. (1978). College typewriting, a mastery approach: Beginning. Science Research Associates.

Чикаго маягийн жагсаалт

Mach K.A. and others ба W. M. Mitchell K.A. Mach. College Typewriting, a Mastery Approach: Beginning. Chicago: Science Research Associates, 1978.

MLA ишлэл

Mach K.A. and others ба W. M. Mitchell K.A. Mach. College Typewriting, a Mastery Approach: Beginning. Science Research Associates, 1978.