Caltex Phils. touring guide (42nd ed.). s.n.].
Chicago Style (17th ed.) CitationCaltex Phils. Touring Guide. 42nd ed. [s.l: s.n.].
MLA (9th ed.) CitationCaltex Phils. Touring Guide. 42nd ed. s.n.].
Warning: These citations may not always be 100% accurate.