APA
(1988). Math Principles for Food Saervice Occupations. Canada: Delmar Publishers Inc.
Chicago
1988. Math Principles for Food Saervice Occupations. Canada: Delmar Publishers Inc.
Harvard
(1988). Math Principles for Food Saervice Occupations. Canada: Delmar Publishers Inc.
MLA
Math Principles for Food Saervice Occupations. Canada: Delmar Publishers Inc. 1988.