APA
Gulland J.A, . (1966). Manual of sampling and statistical methods for fisheries biology : part 1.sampling methods\. ROME: FOOD AND AGRICULTURE ORGANIZAT.
Chicago
Gulland J.A, . 1966. Manual of sampling and statistical methods for fisheries biology : part 1.sampling methods\. ROME: FOOD AND AGRICULTURE ORGANIZAT.
Harvard
Gulland J.A, . (1966). Manual of sampling and statistical methods for fisheries biology : part 1.sampling methods\. ROME: FOOD AND AGRICULTURE ORGANIZAT.
MLA
Gulland J.A, . Manual of sampling and statistical methods for fisheries biology : part 1.sampling methods\. ROME: FOOD AND AGRICULTURE ORGANIZAT. 1966.