Gaya APA
Shepherd, James F.. (1986).
College Spelling Skills .
Boston:
Houghton Mifflin Company.
Gaya Chicago
Shepherd, James F..
College Spelling Skills.
Boston:
Houghton Mifflin Company,
1986.
.
Gaya MLA
Shepherd, James F..
College Spelling Skills.
Boston:
Houghton Mifflin Company,
1986.
.
Gaya Turabian
Shepherd, James F..
College Spelling Skills.
Boston:
Houghton Mifflin Company,
1986.
.